--- title: "Commercial Appliance Error Codes — What They Mean" description: "What a code on a commercial controller means: a defrost, delime, clean cycle or energy save state that only looks like trouble, or a temperature, probe…" url: "https://commercialappliancerepair.center/error-codes/" --- Error codes # Commercial appliance error codes, read properly. A code narrows the search and is also the thing most often read wrong: the same characters mean different things on different brands, and a fair number of the codes people look up are not failures at all — they are modes the appliance was left in. ## Find your code, make by make. Type the characters exactly as the display shows them, or pick the make. Each code has a page of its own: what it means on that brand, what to check, and what not to do. ### Henny Penny commercial appliance error codes 16 codes - [E-4 Controls and power E-4 with an alarm tone means the fryer's own control board has overheated, not the oil.](https://commercialappliancerepair.center/error-codes/henny-penny-e-4/) - [E-5 Temperature and alarms E-5 means the control has read an oil temperature above its safe working band.](https://commercialappliancerepair.center/error-codes/henny-penny-e-5/) - [E-6A Sensors and probes E-6A means the control has lost the signal from its oil temperature probe.](https://commercialappliancerepair.center/error-codes/henny-penny-e-6a/) - [E-6B Sensors and probes E-6B means the oil probe circuit is reading as a short.](https://commercialappliancerepair.center/error-codes/henny-penny-e-6b/) - [E-10 Temperature and alarms E-10 means the high-limit thermostat has opened and cut the heat because the oil went past its safe maximum.](https://commercialappliancerepair.center/error-codes/henny-penny-e-10/) - [E-15 Controls and power E-15 means the fryer sees its drain valve open, or its drain switch has stopped reporting correctly.](https://commercialappliancerepair.center/error-codes/henny-penny-e-15/) - [E-20A Ignition and gas E-20A on a gas pressure fryer means the air pressure switch is stuck in the closed position.](https://commercialappliancerepair.center/error-codes/henny-penny-e-20a/) - [E-20B Ignition and gas E-20B means the gas pressure fryer did not see its air pressure switch close, so it will not light.](https://commercialappliancerepair.center/error-codes/henny-penny-e-20b/) - [E-20C Ignition and gas E-20C means one of the solid-state ignition modules on the gas pressure fryer has not responded.](https://commercialappliancerepair.center/error-codes/henny-penny-e-20c/) - [E-20D Ignition and gas E-20D means the gas fryer tried to light and did not prove a flame.](https://commercialappliancerepair.center/error-codes/henny-penny-e-20d/) - [E-25 Controls and power E-25 means the electric fryer measured more current through its elements than it expects.](https://commercialappliancerepair.center/error-codes/henny-penny-e-25/) - [E-26 Controls and power E-26 means the elements are drawing current when the control has not asked for heat.](https://commercialappliancerepair.center/error-codes/henny-penny-e-26/) - [E-27 Controls and power E-27 means the elements are drawing less current than the fryer expects when heating.](https://commercialappliancerepair.center/error-codes/henny-penny-e-27/) - [E-41 Controls and power E-41 means the control has lost its stored product and settings data.](https://commercialappliancerepair.center/error-codes/henny-penny-e-41/) - [E-47 Controls and power E-47 means the control has lost its analog converter chip or its 12-volt supply.](https://commercialappliancerepair.center/error-codes/henny-penny-e-47/) - [E-92 Controls and power E-92 means the self-resetting 24-volt fuse on the I/O board has opened.](https://commercialappliancerepair.center/error-codes/henny-penny-e-92/) [Henny Penny commercial appliance repair](https://commercialappliancerepair.center/brands/henny-penny/) ### Alto-Shaam commercial appliance error codes 15 codes - [E01 Water, fill and drain E01 on a roll-in Combitherm CTP says the steam generator did not fill to its upper level within five minutes.](https://commercialappliancerepair.center/error-codes/alto-shaam-e01/) - [E02 Controls and power E02 on a Combitherm CTP means the relay board has passed 176°F, usually because its cooling fan or air intake is not doing its job.](https://commercialappliancerepair.center/error-codes/alto-shaam-e02/) - [E03 Motors and drives E03 on a Combitherm CTP means the convection fan motor was not seen spinning within 60 seconds.](https://commercialappliancerepair.center/error-codes/alto-shaam-e03/) - [E13 Temperature and alarms E13 means the steam generator of a Combitherm CTP stayed above 248°F for more than 25 seconds.](https://commercialappliancerepair.center/error-codes/alto-shaam-e13/) - [E20 Sensors and probes E20 on a Combitherm CTP means the single-point core temperature probe is disconnected or not working.](https://commercialappliancerepair.center/error-codes/alto-shaam-e20/) - [E21 Sensors and probes E21 means the N6 cavity temperature probe of a Combitherm CTP is not working or its wires are loose.](https://commercialappliancerepair.center/error-codes/alto-shaam-e21/) - [E34 Water, fill and drain E34 appears during a CTP cleaning program when the steam generator water level does not fall within three minutes of the drain pump starting.](https://commercialappliancerepair.center/error-codes/alto-shaam-e34/) - [E36 Temperature and alarms E36 means the CTP cabinet stayed above its limit for 60 seconds in a steam, combination, retherm or cleaning program.](https://commercialappliancerepair.center/error-codes/alto-shaam-e36/) - [E57 Water, fill and drain E57 means the flow switch on the CTP rinse water valve has seen no flow for at least 60 seconds.](https://commercialappliancerepair.center/error-codes/alto-shaam-e57/) - [E89 Ignition and gas E89 on a gas Combitherm CTP means the upper or only burner failed to ignite; after a third return the oven comes out of service.](https://commercialappliancerepair.center/error-codes/alto-shaam-e89/) - [E92 Controls and power E92 on a Combitherm CTP means the interface board got no response from the control board.](https://commercialappliancerepair.center/error-codes/alto-shaam-e92/) - [E100 Mode, not a failure E100 on a Combitherm CTP means one of its maintenance reminders ran out without being dealt with.](https://commercialappliancerepair.center/error-codes/alto-shaam-e100/) - [E105 Water, fill and drain E105 on a Combitherm CTP means the water pressure switch did not close.](https://commercialappliancerepair.center/error-codes/alto-shaam-e105/) - [E108 Controls and power E108 on a Combitherm CTP means the control board is between 140°F and 176°F, an early sign the cooling fan is not coping.](https://commercialappliancerepair.center/error-codes/alto-shaam-e108/) - [E109 Temperature and alarms E109 on a Combitherm CTP means the high-limit switch cut in after the oven overheated; press its reset only once.](https://commercialappliancerepair.center/error-codes/alto-shaam-e109/) [Alto-Shaam commercial appliance repair](https://commercialappliancerepair.center/brands/alto-shaam/) ### Blodgett commercial appliance error codes 15 codes - [Cavity Probe Error Sensors and probes Cavity Probe Error on a Blodgett combi or HydroVection oven means the probe that measures oven air is reading outside 32°F to 575°F, which the control treats as broken.](https://commercialappliancerepair.center/error-codes/blodgett-cavity-probe-error/) - [Cavity High Temp Error Temperature and alarms Cavity High Temp Error on a Blodgett BC-20 means the oven air went past its safe ceiling or climbed 150°F above the set temperature.](https://commercialappliancerepair.center/error-codes/blodgett-cavity-high-temp-error/) - [High Temp Error Temperature and alarms High Temp Error on a Blodgett combi or HydroVection control means the manual-reset high limit saw over 671°F in the cavity and signaled the relay board.](https://commercialappliancerepair.center/error-codes/blodgett-high-temp-error/) - [Cooling Fan Probe Error Sensors and probes Cooling Fan Probe Error on a Blodgett combi means the probe that watches the cooling air for the electronics reads outside 32°F to 575°F.](https://commercialappliancerepair.center/error-codes/blodgett-cooling-fan-probe-error/) - [Quench Probe Error Sensors and probes Quench Probe Error on a Blodgett combi or HydroVection oven means the quench probe reading is below 32°F or above 575°F.](https://commercialappliancerepair.center/error-codes/blodgett-quench-probe-error/) - [Fan Error Motors and drives Fan Error on a Blodgett combi means the fan drive did not return its at-speed signal for 15 seconds after the fan was switched on.](https://commercialappliancerepair.center/error-codes/blodgett-fan-error/) - [Com Error Controls and power Com Error on a Blodgett combi or HydroVection oven means the control panel stopped receiving the digital signal from the relay board for 3 seconds.](https://commercialappliancerepair.center/error-codes/blodgett-com-error/) - [No Heat Error Temperature and alarms No Heat Error on a Blodgett BC-20 means the cavity rose less than 1°F in 5 minutes while the control was calling for heat.](https://commercialappliancerepair.center/error-codes/blodgett-no-heat-error/) - [Boiler High Temp Error Temperature and alarms Boiler High Temp Error on a Blodgett BC-20 means the boiler probe reads above 250°F.](https://commercialappliancerepair.center/error-codes/blodgett-boiler-high-temp-error/) - [Boiler Hi Limit Switch Temperature and alarms Boiler Hi Limit Switch on a Blodgett BC-20 means the boiler manual-reset high limit tripped at 248°F and is signaling the relay board.](https://commercialappliancerepair.center/error-codes/blodgett-boiler-hi-limit-switch/) - [Boiler Probe Error Sensors and probes Boiler Probe Error on a Blodgett BC-20 means the boiler temperature probe reads below 32°F or above 575°F.](https://commercialappliancerepair.center/error-codes/blodgett-boiler-probe-error/) - [Water Level Error Water, fill and drain Water Level Error on a Blodgett BC-20 means the boiler high level switch did not open after 15 minutes of filling.](https://commercialappliancerepair.center/error-codes/blodgett-water-level-error/) - [Delime Error Water, fill and drain Delime Error on a Blodgett BC-20 means the delime cycle stopped because the water level switches did not change or the boiler did not reach 185°F in 15 minutes.](https://commercialappliancerepair.center/error-codes/blodgett-delime-error/) - [Flush Error Water, fill and drain Flush Error on a Blodgett BC-20 means the water level switches did not change within 15 minutes during a flush.](https://commercialappliancerepair.center/error-codes/blodgett-flush-error/) - [HIGH-LIMIT-ERROR Temperature and alarms WARNING HIGH-LIMIT-ERROR on a Blodgett Xcel combi means the oven hit a high limit during the cleaning cycle and locked its door.](https://commercialappliancerepair.center/error-codes/blodgett-high-limit-error/) [Blodgett commercial appliance repair](https://commercialappliancerepair.center/brands/blodgett/) ### Dexter commercial appliance error codes 15 codes - [F1 Controls and power The control waited one second for a door-locked signal and never got it, even after three tries.](https://commercialappliancerepair.center/error-codes/dexter-f1/) - [F2 Water, fill and drain The tub did not reach its low water level within seven minutes, but the cycle carries on.](https://commercialappliancerepair.center/error-codes/dexter-f2/) - [F3 Controls and power The controller found its stored settings corrupted or out of range and stopped.](https://commercialappliancerepair.center/error-codes/dexter-f3/) - [F8 Water, fill and drain The tub did not reach its empty level within seven minutes.](https://commercialappliancerepair.center/error-codes/dexter-f8/) - [F9 Motors and drives After being told to stop, the drum kept spinning for more than 150 seconds.](https://commercialappliancerepair.center/error-codes/dexter-f9/) - [F13 Controls and power The main control lost contact with the variable frequency drive for two seconds.](https://commercialappliancerepair.center/error-codes/dexter-f13/) - [F14 Motors and drives The motor drive saw more current than it allows and stopped the machine.](https://commercialappliancerepair.center/error-codes/dexter-f14/) - [F15 Controls and power The drive's internal voltage went too high, from supply voltage, electrical noise or the motor feeding energy back.](https://commercialappliancerepair.center/error-codes/dexter-f15/) - [F16 Controls and power The drive's internal temperature sensor read too hot.](https://commercialappliancerepair.center/error-codes/dexter-f16/) - [F17 Motors and drives The drive saw a sustained load above what it allows.](https://commercialappliancerepair.center/error-codes/dexter-f17/) - [F18 Controls and power The drive saw a ground leak in its motor circuit and stopped.](https://commercialappliancerepair.center/error-codes/dexter-f18/) - [F19 Controls and power The drive saw its supply voltage drop too low.](https://commercialappliancerepair.center/error-codes/dexter-f19/) - [TEMP SENSOR SHORT Sensors and probes The temperature sensor under the tumbler basket, or its wire, reads as a short circuit.](https://commercialappliancerepair.center/error-codes/dexter-temp-sensor-short/) - [TEMP SENSOR OPEN Sensors and probes The temperature sensor or its wire reads as an open circuit.](https://commercialappliancerepair.center/error-codes/dexter-temp-sensor-open/) - [PUSH Mode, not a failure The machine lost power in the middle of a cycle and is waiting for someone to resume it.](https://commercialappliancerepair.center/error-codes/dexter-push/) [Dexter commercial appliance repair](https://commercialappliancerepair.center/brands/dexter/) ### Frymaster commercial appliance error codes 15 codes - [E13 Sensors and probes E13 means the probe that measures oil temperature in the frypot is sending a reading the controller will not accept.](https://commercialappliancerepair.center/error-codes/frymaster-e13/) - [E16 Temperature and alarms E16, shown as HIGH LIMIT 1 EXCEEDED or HOT-HI-1, means the oil is hotter than 410°F (395°F on CE-marked fryers).](https://commercialappliancerepair.center/error-codes/frymaster-e16/) - [E17 Temperature and alarms E17 means the backup high-limit switch in the frypot opened and cut the heat because the oil got dangerously hot.](https://commercialappliancerepair.center/error-codes/frymaster-e17/) - [E18 Temperature and alarms E18 is the most serious heat message on the FQ4000: the oil went past 460°F and the backup high limit failed to cut the heat.](https://commercialappliancerepair.center/error-codes/frymaster-e18/) - [E19 Controls and power E19 appears as HEATING FAILURE with the current oil temperature; the heat control circuit or contactor did not latch when the controller asked for heat.](https://commercialappliancerepair.center/error-codes/frymaster-e19/) - [E25 Motors and drives E25 shows as HEATING FAILURE - BLOWER on gas FilterQuick fryers: the air pressure switch never closed, so the burners are not allowed to fire.](https://commercialappliancerepair.center/error-codes/frymaster-e25/) - [E28 Ignition and gas E28 is HEATING FAILURE on a gas FilterQuick where the burner did not ignite and the ignition module has locked itself out.](https://commercialappliancerepair.center/error-codes/frymaster-e28/) - [E33 Water, fill and drain E33 means the automatic drain valve was told to close but never confirmed it did, so filtration and top off are switched off.](https://commercialappliancerepair.center/error-codes/frymaster-e33/) - [E39 Mode, not a failure E39 is the CHANGE FILTER PAD reminder: the 25-hour pad timer has run out or the fryer thinks the pad is clogged.](https://commercialappliancerepair.center/error-codes/frymaster-e39/) - [E41 Water, fill and drain E41, OIL IN PAN ERROR, means the fryer suspects the filter pan still holds oil and will not start a drain into it.](https://commercialappliancerepair.center/error-codes/frymaster-e41/) - [E42 Water, fill and drain E42, CLOGGED DRAIN, means oil did not drain out of the vat when the filter cycle opened the drain.](https://commercialappliancerepair.center/error-codes/frymaster-e42/) - [E44 Temperature and alarms E44 is the slow recovery alarm on the FQ4000: after the last heat-up test, the oil took longer than allowed to climb back to temperature.](https://commercialappliancerepair.center/error-codes/frymaster-e44/) - [E53 Controls and power E53, CAN BUS ERROR, means the controllers and interface boards in a FilterQuick battery have lost communication with each other.](https://commercialappliancerepair.center/error-codes/frymaster-e53/) - [E62 Temperature and alarms E62 tells the operator to check the energy source: the controller sees the vat failing to heat properly.](https://commercialappliancerepair.center/error-codes/frymaster-e62/) - [E81 Water, fill and drain E81 means the FQ4000 has detected the vat is not heating properly because the oil level is too low.](https://commercialappliancerepair.center/error-codes/frymaster-e81/) [Frymaster commercial appliance repair](https://commercialappliancerepair.center/brands/frymaster/) ### Hatco commercial appliance error codes 15 codes - [E1 Sensors and probes E1 on the cabinet temperature display of a Hatco Flav-R-Savor holding cabinet means the air temperature sensor is not working.](https://commercialappliancerepair.center/error-codes/hatco-e1/) - [E2 Sensors and probes E2 on a Hatco Flav-R-Savor holding cabinet means the temperature sensor that runs the humidity system is not working.](https://commercialappliancerepair.center/error-codes/hatco-e2/) - [LO H2O Water, fill and drain On a humidified Hatco Flav-R-Savor display cabinet, a flashing LO H2O means the water reservoir is low and needs filling.](https://commercialappliancerepair.center/error-codes/hatco-lo-h2o/) - [Lo Mode, not a failure Lo on a non-humidified Hatco Flav-R-Savor display cabinet simply means the cabinet air is below 70°F, usually right after it is switched on.](https://commercialappliancerepair.center/error-codes/hatco-lo/) - [Temperature Probe Error Sensors and probes Temperature Probe Error on a Hatco TQ3 Toast-Qwik means the toaster's RTD temperature probe is not giving a usable reading.](https://commercialappliancerepair.center/error-codes/hatco-temperature-probe-error/) - [Control Board Overtemp Temperature and alarms Control Board Overtemp on a Hatco TQ3 means the control board is overheating, usually because its cooling fan is blocked or the air intake is starved.](https://commercialappliancerepair.center/error-codes/hatco-control-board-overtemp/) - [Heating Error Temperature and alarms Heating Error on a Hatco TQ3 points to a heating element or its relay connection that is not heating as expected.](https://commercialappliancerepair.center/error-codes/hatco-heating-error/) - [Communication Error Controls and power Communication Error on a Hatco TQ3 means parts of the control are not talking properly, and the manual first suggests a firmware update from USB.](https://commercialappliancerepair.center/error-codes/hatco-communication-error/) - [Touch Panel Error Controls and power Touch Panel Error on a Hatco Toast-Qwik means the touch control is reading badly, often from grease and dirt on its surface.](https://commercialappliancerepair.center/error-codes/hatco-touch-panel-error/) - [Top Element Is Out Temperature and alarms On a Hatco Intelligent Toast-Qwik, Top Element Is Out means the control sees no current through the top heating element.](https://commercialappliancerepair.center/error-codes/hatco-top-element-is-out/) - [Fan Is Stopped Motors and drives Fan Is Stopped on a Hatco ITQ toaster means the cooling fan is not running, from a blockage, no voltage or a wiring problem.](https://commercialappliancerepair.center/error-codes/hatco-fan-is-stopped/) - [Clean Fan Filters Temperature and alarms Clean Fan Filters on a Hatco ITQ toaster asks you to clean the cooling air filters because the airflow is blocked.](https://commercialappliancerepair.center/error-codes/hatco-clean-fan-filters/) - [Clean Right Product Sensor Sensors and probes Clean Right Product Sensor on a Hatco ITQ means the sensor that detects product on the right conveyor is dirty or blocked.](https://commercialappliancerepair.center/error-codes/hatco-clean-right-product-sensor/) - [Error F69 Controls and power Error F69 on a Hatco Rapide Cuisine induction unit means the control software has frozen and needs the reset procedure.](https://commercialappliancerepair.center/error-codes/hatco-error-f69/) - [Error Indicator Light Water, fill and drain On a Hatco Imperial or Compact booster heater, a flashing Error Indicator Light means a bad probe or low water, and a solid light means the high limit tripped.](https://commercialappliancerepair.center/error-codes/hatco-error-indicator-light/) [Hatco commercial appliance repair](https://commercialappliancerepair.center/brands/hatco/) ### Hobart commercial appliance error codes 15 codes - [003 Temperature and alarms 003 on an LXn means the built-in booster did not reach its setpoint in the time allowed while the machine was filling.](https://commercialappliancerepair.center/error-codes/hobart-003/) - [019 Water, fill and drain 019 means the tank strainer pan is blocked with food soil and water is not moving through it as it should.](https://commercialappliancerepair.center/error-codes/hobart-019/) - [021 Water, fill and drain 021 means significant water was left in the wash tank after the drain cycle, most often from a clogged or kinked drain hose.](https://commercialappliancerepair.center/error-codes/hobart-021/) - [029 Mode, not a failure 029 means the door was opened while the machine was running; closing it lets the cycle carry on.](https://commercialappliancerepair.center/error-codes/hobart-029/) - [032 Water, fill and drain 032 means the booster tank did not reach its water level in the allowed time, which usually points to the water supply.](https://commercialappliancerepair.center/error-codes/hobart-032/) - [033 Water, fill and drain 033 means the fill valve has been open for longer than the maximum allowed fill time.](https://commercialappliancerepair.center/error-codes/hobart-033/) - [035 Water, fill and drain 035 means the internal scrap basket is not in place or not turned to its locked position.](https://commercialappliancerepair.center/error-codes/hobart-035/) - [038 Controls and power 038 means the voltage at the machine is above what the data plate allows, and the machine has powered down.](https://commercialappliancerepair.center/error-codes/hobart-038/) - [049 Controls and power 049 means communication between the control board and the touchscreen display was interrupted.](https://commercialappliancerepair.center/error-codes/hobart-049/) - [057 Mode, not a failure 057 means the wash tank was low at the start of a cycle, and the machine is filling it before the wash begins.](https://commercialappliancerepair.center/error-codes/hobart-057/) - [070 Temperature and alarms 070 means the wash water did not reach the minimum setpoint required for the cycle.](https://commercialappliancerepair.center/error-codes/hobart-070/) - [074 Mode, not a failure 074 means the machine has not sensed detergent for a set number of cycles and needs a new supply.](https://commercialappliancerepair.center/error-codes/hobart-074/) - [080 Mode, not a failure 080 means the delime reminder has been skipped ten times and, with the lockout enabled, the machine will not wash until a delime cycle is run.](https://commercialappliancerepair.center/error-codes/hobart-080/) - [083 Temperature and alarms 083 means the final rinse did not reach its minimum temperature on three cycles in a row.](https://commercialappliancerepair.center/error-codes/hobart-083/) - [086 Temperature and alarms 086 means the booster's overtemperature safety has tripped, and the machine cannot be cleared until the safety is reset.](https://commercialappliancerepair.center/error-codes/hobart-086/) [Hobart commercial appliance repair](https://commercialappliancerepair.center/brands/hobart/) ### Miele Professional commercial appliance error codes 15 codes - [F78 Motors and drives F78 with an alarm tone means the PFD dish machine has detected a problem with its circulation pump, the pump that drives the wash arms.](https://commercialappliancerepair.center/error-codes/miele-professional-f78/) - [F33 Controls and power F33 means the PFD dish machine's automatic door opening did not work, or its locking pins did not pull back after the door opened.](https://commercialappliancerepair.center/error-codes/miele-professional-f33/) - [F18 Water, fill and drain F18 appears with the intake messages and means the PFD dish machine found a technical problem in its water intake system.](https://commercialappliancerepair.center/error-codes/miele-professional-f18/) - [Waterproof Water, fill and drain Waterproof on the display means the PFD dish machine's leak protection has reacted and shut off the water.](https://commercialappliancerepair.center/error-codes/miele-professional-waterproof/) - [Intake Water, fill and drain Intake on the display means the PFD dish machine could not take in water as expected.](https://commercialappliancerepair.center/error-codes/miele-professional-intake/) - [Drain Water, fill and drain Drain on the display means the PFD dish machine could not drain, and water may be left in the wash cabinet.](https://commercialappliancerepair.center/error-codes/miele-professional-drain/) - [Drainage fault Water, fill and drain This message on a PWM 908 means water did not drain out of the drum because the drain is blocked or restricted.](https://commercialappliancerepair.center/error-codes/miele-professional-pwm-drain-filter-message/) - [Water intake fault Water, fill and drain This message means the PWM 908 could not take in enough water because the intake is blocked or restricted.](https://commercialappliancerepair.center/error-codes/miele-professional-pwm-water-intake-message/) - [Waterproof system activated Water, fill and drain This message means the Waterproof system on the PWM 908 has detected water where it should not be and reacted.](https://commercialappliancerepair.center/error-codes/miele-professional-pwm-waterproof-system-activated/) - [Disinfection temperature not reached Temperature and alarms This message means a disinfection program on the PWM 908 did not reach its required temperature, so the load was not disinfected.](https://commercialappliancerepair.center/error-codes/miele-professional-pwm-disinfection-temperature-not-reached/) - [Door will not lock Controls and power This message means the PWM 908 could not lock its door, so the program will not start.](https://commercialappliancerepair.center/error-codes/miele-professional-pwm-door-will-not-lock/) - [Cooling down Mode, not a failure Cooling down or Comfort cooling on a PWM 908 means the suds are still too hot for the door to open safely.](https://commercialappliancerepair.center/error-codes/miele-professional-pwm-cooling-down/) - [Align the machine Motors and drives This message means the PWM 908 could not reach its final spin speed because the load was too unbalanced, so the laundry is still wet.](https://commercialappliancerepair.center/error-codes/miele-professional-pwm-align-the-machine/) - [Rinse the lint filter and plinth filter Motors and drives This message on a PDR 908 HP means airflow through the tumbler is restricted, usually by lint or detergent residue in the filters.](https://commercialappliancerepair.center/error-codes/miele-professional-pdr-rinse-the-lint-filter/) - [Check water drain Water, fill and drain Check water drain on a PDR 908 HP means the condensate drain is not working, so the water taken out of the laundry is not leaving the machine.](https://commercialappliancerepair.center/error-codes/miele-professional-pdr-check-water-drain/) [Miele Professional commercial appliance repair](https://commercialappliancerepair.center/brands/miele-professional/) ### Rational commercial appliance error codes 15 codes - [Service 10 Water, fill and drain Service 10 on an iCombi Pro points at the automatic control of the steam generator; the oven still cooks while you wait.](https://commercialappliancerepair.center/error-codes/rational-service-10/) - [Service 11 Water, fill and drain Service 11 means the water intake that fills the iCombi Pro steam generator is not working as it should; the oven can still cook.](https://commercialappliancerepair.center/error-codes/rational-service-11/) - [Service 20.1 Sensors and probes Service 20.1 on an iCombi Pro means the temperature probe for hot air heating is defective, and the oven will not cook.](https://commercialappliancerepair.center/error-codes/rational-service-20-1/) - [Service 25 Water, fill and drain Service 25 appears during automatic cleaning when the iCareSystem receives less water than it needs.](https://commercialappliancerepair.center/error-codes/rational-service-25/) - [Service 28.2 Temperature and alarms Service 28.2 means the iCombi Pro cabinet exceeded its temperature limit, and the oven will not cook until it is serviced.](https://commercialappliancerepair.center/error-codes/rational-service-28-2/) - [Service 29 Controls and power Service 29 means the board temperature inside the iCombi Pro is too high, and cooking stops.](https://commercialappliancerepair.center/error-codes/rational-service-29/) - [Service 31.1 Sensors and probes Service 31.1 means the iCombi Pro's core probe is defective; you can still cook, but not by core temperature.](https://commercialappliancerepair.center/error-codes/rational-service-31-1/) - [Service 32.1 Ignition and gas Service 32.1 on a gas iCombi Pro means a burner problem; Rational asks you to close the gas shut-off valve, and cooking stops.](https://commercialappliancerepair.center/error-codes/rational-service-32-1/) - [Service 40 Water, fill and drain Service 40 means the iCareSystem got less care liquid than it needs; cooking is still possible.](https://commercialappliancerepair.center/error-codes/rational-service-40/) - [Service 41 Water, fill and drain Service 41 means the steam injection nozzle or pipe of the iCombi Pro has scale on it; the steam injection function is unavailable.](https://commercialappliancerepair.center/error-codes/rational-service-41/) - [Service 42.1 Water, fill and drain Service 42.1 means the iCombi Pro has a water supply problem; only hot air mode is available.](https://commercialappliancerepair.center/error-codes/rational-service-42-1/) - [Service 47.1 Motors and drives Service 47.1 appears in the iCareSystem cleaning table and means the waste water pump is defective; cooking is still possible.](https://commercialappliancerepair.center/error-codes/rational-service-47-1/) - [Service 50 Controls and power Service 50 means the iCombi Pro's real time clock is not initialized; set the date and time and cooking carries on.](https://commercialappliancerepair.center/error-codes/rational-service-50/) - [Service 60 Ignition and gas Service 60 on a gas iCombi Pro means the ignition box failed to initialize; switch the oven off and on again.](https://commercialappliancerepair.center/error-codes/rational-service-60/) - [Service 110 Motors and drives Service 110 means the steam generator pump had an error during automatic cleaning, and the oven will not cook until it is checked.](https://commercialappliancerepair.center/error-codes/rational-service-110/) [Rational commercial appliance repair](https://commercialappliancerepair.center/brands/rational/) ### UniMac commercial appliance error codes 15 codes - [E FL Water, fill and drain The fill step passed its limit, 10 minutes unless the laundry changed it, without reaching the level the cycle wanted.](https://commercialappliancerepair.center/error-codes/unimac-e-fl/) - [E dr Water, fill and drain A drain step passed 15 minutes, or the laundry's own limit, with water still in the cylinder.](https://commercialappliancerepair.center/error-codes/unimac-e-dr/) - [E dL Controls and power Either the door did not lock right after closing, or it did not unlock five seconds after the cycle ended.](https://commercialappliancerepair.center/error-codes/unimac-e-dl/) - [E do Controls and power Someone pulled on the door while it was locked or locking, or the door lock system is not working.](https://commercialappliancerepair.center/error-codes/unimac-e-do/) - [E Ub Motors and drives The cylinder could not spread the load evenly enough for high-speed extraction.](https://commercialappliancerepair.center/error-codes/unimac-e-ub/) - [E Ht Temperature and alarms The heater ran past its alarm time, 120 minutes by default, without the water reaching temperature.](https://commercialappliancerepair.center/error-codes/unimac-e-ht/) - [E oP Sensors and probes The control is reading a temperature below 0°F, which means the sensor circuit is open rather than the water being frozen.](https://commercialappliancerepair.center/error-codes/unimac-e-op/) - [E SH Sensors and probes The control sees a temperature above 220°F, which a wash bath cannot reach, so it treats the sensor as shorted.](https://commercialappliancerepair.center/error-codes/unimac-e-sh/) - [E ro Sensors and probes The control lost a valid signal from the sensor that tells it how fast the cylinder is turning.](https://commercialappliancerepair.center/error-codes/unimac-e-ro/) - [E FS Sensors and probes The switch that watches the machine's frame for movement opened, and the cycle ended.](https://commercialappliancerepair.center/error-codes/unimac-e-fs/) - [E Ld Water, fill and drain During its leak test the control saw the water level drop, which points to the drain valve not sealing.](https://commercialappliancerepair.center/error-codes/unimac-e-ld/) - [E LF Water, fill and drain During its leak test the level rose when it should have held still, so a fill valve is letting water through.](https://commercialappliancerepair.center/error-codes/unimac-e-lf/) - [ESd Water, fill and drain The machine drained, but it took longer than it should, and the control logged it.](https://commercialappliancerepair.center/error-codes/unimac-esd/) - [Ed04 Motors and drives At startup the motor drive could not bring the motor up to speed, which UniMac calls a locked rotor.](https://commercialappliancerepair.center/error-codes/unimac-ed04/) - [Ed06 Controls and power The drive's power module ran above its temperature limit.](https://commercialappliancerepair.center/error-codes/unimac-ed06/) [UniMac commercial appliance repair](https://commercialappliancerepair.center/brands/unimac/) ### Vulcan commercial appliance error codes 15 codes - [IGNITION LOCKOUT Ignition and gas IGNITION LOCKOUT on a Vulcan fryer means the burners did not light, usually from no gas or low gas, and the control has stopped trying.](https://commercialappliancerepair.center/error-codes/vulcan-ignition-lockout/) - [PILOT OUT Ignition and gas PILOT OUT on a Vulcan QuickFry means the control no longer senses the pilot flame, so the main burners cannot light.](https://commercialappliancerepair.center/error-codes/vulcan-pilot-out/) - [PROBE OPEN Sensors and probes PROBE OPEN means the control has lost the signal from the fryer's temperature probe and has shut off the heat.](https://commercialappliancerepair.center/error-codes/vulcan-probe-open/) - [PROBE SHORT Sensors and probes PROBE SHORT means the fryer's temperature probe circuit reads shorted, and the control has shut off the heat.](https://commercialappliancerepair.center/error-codes/vulcan-probe-short/) - [HIGH TEMP Temperature and alarms HIGH TEMP means the shortening reached 415°F, or on QuickFry fryers 40°F above the setpoint, and the control has cut the heat.](https://commercialappliancerepair.center/error-codes/vulcan-high-temp/) - [VATFULL? PUSH V Mode, not a failure VATFULL? PUSH V on a QuickFry means the dry-fire test at start-up has not confirmed oil in the vat and is asking the operator to check.](https://commercialappliancerepair.center/error-codes/vulcan-vatfull/) - [E1 Sensors and probes E1 on a Vulcan VC5 convection oven means the temperature probe circuit reads open.](https://commercialappliancerepair.center/error-codes/vulcan-e1/) - [E3 Temperature and alarms E3 on a VC5 means the oven has called for heat for eight minutes without the control seeing the temperature rise.](https://commercialappliancerepair.center/error-codes/vulcan-e3/) - [E4 Controls and power E4 on a VC5 means the temperature control board is above its rated temperature, which shortens the life of the controls.](https://commercialappliancerepair.center/error-codes/vulcan-e4/) - [E7 Ignition and gas E7 on a VC5 means the control asked for heat but the ignition board never reported a lit burner.](https://commercialappliancerepair.center/error-codes/vulcan-e7/) - [No Heat Ignition and gas No Heat on the time display of a Vulcan ABC7 combi means the oven could not heat, and Vulcan's first check is the gas supply connection.](https://commercialappliancerepair.center/error-codes/vulcan-no-heat/) - [E10 Water, fill and drain E10 on a ChefsCombi means scale is building up in the steam generator and it needs descaling soon; cooking continues.](https://commercialappliancerepair.center/error-codes/vulcan-e10/) - [E32 Sensors and probes E32 on a ChefsCombi means a cook was started by core temperature but the probe is not inserted in the product.](https://commercialappliancerepair.center/error-codes/vulcan-e32/) - [E71 Controls and power E71 on a ChefsCombi means the electronics compartment is too hot, so the oven has lowered its maximum temperature.](https://commercialappliancerepair.center/error-codes/vulcan-e71/) - [E90 Water, fill and drain E90 on a ChefsCombi means the steam generator had a problem during cooking, so the oven finished the cook in controlled-humidity convection mode.](https://commercialappliancerepair.center/error-codes/vulcan-e90/) [Vulcan commercial appliance repair](https://commercialappliancerepair.center/brands/vulcan/) ### Middleby Marshall commercial appliance error codes 14 codes - [IO_COMM_LOST Controls and power IO_COMM_LOST on a CTX infrared conveyor means the screen and the board that switches the heaters and belts have not talked for 15 seconds.](https://commercialappliancerepair.center/error-codes/middleby-marshall-io-comm-lost/) - [MC1_COMM_LOST Motors and drives MC1_COMM_LOST means the touch screen lost contact with the front conveyor motor control for 5 seconds.](https://commercialappliancerepair.center/error-codes/middleby-marshall-mc1-comm-lost/) - [MC2_COMM_LOST Motors and drives MC2_COMM_LOST is the rear conveyor version: the screen has heard nothing from the rear motor control for 5 seconds.](https://commercialappliancerepair.center/error-codes/middleby-marshall-mc2-comm-lost/) - [PROBE_TL_FAULT Sensors and probes PROBE_TL_FAULT means the temperature probe in the top left heat zone of a CTX oven is giving an impossible reading.](https://commercialappliancerepair.center/error-codes/middleby-marshall-probe-tl-error/) - [FAN_HIGH_CURRENT Motors and drives FAN_HIGH_CURRENT means the cooling fan on a CTX oven pulled more current than its limit for more than 5 seconds.](https://commercialappliancerepair.center/error-codes/middleby-marshall-fan-high-current/) - [FAN LOW CURRENT Motors and drives FAN LOW CURRENT means the CTX cooling fan current stayed under its lower limit for more than 5 seconds, as if the fan were stopped or unplugged.](https://commercialappliancerepair.center/error-codes/middleby-marshall-fan-low-current/) - [MC1_HIGH_CURRENT Motors and drives MC1_HIGH_CURRENT means the front conveyor motor drew more current than allowed for over 5 seconds, usually because something is jamming the belt.](https://commercialappliancerepair.center/error-codes/middleby-marshall-mc1-high-current/) - [LIMIT BOARD HIGH TEMP Temperature and alarms LIMIT BOARD HIGH TEMP means the independent safety board on a CTX saw more than 1075°F for over 5 seconds and tripped.](https://commercialappliancerepair.center/error-codes/middleby-marshall-limit-board-high-temp/) - [LIMIT BOARD PROBE FAULT Sensors and probes This CTX message says the limit board has a temperature reading too high to measure accurately for more than 5 seconds, so it no longer trusts its own sensor.](https://commercialappliancerepair.center/error-codes/middleby-marshall-limit-board-probe-error/) - [IO BOARD HIGH TEMP Temperature and alarms IO BOARD HIGH TEMP means the main I/O board saw any one zone above 1075°F for more than 5 seconds and tripped.](https://commercialappliancerepair.center/error-codes/middleby-marshall-io-board-high-temp/) - [CONTROL COMPARTMENT HIGH TEMP Temperature and alarms This CTX message means the compartment housing the boards got hotter than its limit for more than 5 seconds; a warning light for the cooling fan comes on with it.](https://commercialappliancerepair.center/error-codes/middleby-marshall-control-compartment-high-temp/) - [HIGH TEMP CHECK FANS Temperature and alarms On a LongWave infrared conveyor, HIGH TEMP CHECK FANS or OVERTEMP CHECK FANS means the electronics compartment is too hot because its cooling fan is blocked or broken.](https://commercialappliancerepair.center/error-codes/middleby-marshall-high-temp-check-fans/) - [FAN FAULT Motors and drives On a LongWave oven, the fan message paired with a red LED beside the control compartment means the cooling fan or its feedback signal has failed.](https://commercialappliancerepair.center/error-codes/middleby-marshall-fan-error/) - [HIGH LIMIT TRIPPED Temperature and alarms On a LongWave oven, HIGH LIMIT TRIPPED with an alarm means the overheat safety has tripped and the oven no longer detects the high limit in its circuit.](https://commercialappliancerepair.center/error-codes/middleby-marshall-high-limit-tripped/) [Middleby Marshall commercial appliance repair](https://commercialappliancerepair.center/brands/middleby-marshall/) ### Speed Queen commercial appliance error codes 14 codes - [E FL Water, fill and drain The tub never reached its fill level inside the time the store owner allows, 30 minutes unless someone shortened it.](https://commercialappliancerepair.center/error-codes/speed-queen-e-fl/) - [E dr Water, fill and drain The control drained for its full allowance, 15 minutes by default, and the level still sits above empty.](https://commercialappliancerepair.center/error-codes/speed-queen-e-dr/) - [E nFLo Water, fill and drain The level sensor never saw 4 inches of water, so the control decided no water was coming in.](https://commercialappliancerepair.center/error-codes/speed-queen-e-nflo/) - [E oF Water, fill and drain The water rose above a safe height and the machine could not pump it out.](https://commercialappliancerepair.center/error-codes/speed-queen-e-of/) - [E PS Sensors and probes For thirty seconds the control got no usable reading from the pressure sensor that measures water height.](https://commercialappliancerepair.center/error-codes/speed-queen-e-ps/) - [E SudS Mode, not a failure The control ran every suds routine it has and still found foam in the tub.](https://commercialappliancerepair.center/error-codes/speed-queen-e-suds/) - [E dL Controls and power The control saw the door lock release mid-cycle, which it treats as a fatal error.](https://commercialappliancerepair.center/error-codes/speed-queen-e-dl/) - [E dL1 Controls and power The cycle was ready to start but the door lock never confirmed it was closed and locked.](https://commercialappliancerepair.center/error-codes/speed-queen-e-dl1/) - [E door Controls and power The control saw the door reading both open and locked, which happens when someone yanks the handle while the lock engages.](https://commercialappliancerepair.center/error-codes/speed-queen-e-door/) - [E Ub1 Motors and drives The machine tried to even out the load before spin and could not, so the load may come out wetter than usual.](https://commercialappliancerepair.center/error-codes/speed-queen-e-ub1/) - [E bELt Motors and drives The control has detected a broken or missing drive belt.](https://commercialappliancerepair.center/error-codes/speed-queen-e-belt/) - [E d 22 Motors and drives The drive board measured a motor temperature above its limit and stopped the machine.](https://commercialappliancerepair.center/error-codes/speed-queen-e-d-22/) - [E d 29 Motors and drives The motor, or one of its phases, reads as disconnected from the drive board.](https://commercialappliancerepair.center/error-codes/speed-queen-e-d-29/) - [ALArn Controls and power The control saw the service door or coin vault opened in a way it treats as tampering.](https://commercialappliancerepair.center/error-codes/speed-queen-alarn/) [Speed Queen commercial appliance repair](https://commercialappliancerepair.center/brands/speed-queen/) ### True Residential commercial appliance error codes 14 codes - [HI Temperature and alarms HI, Hi or hi on a True display means the air around the control probe has climbed past the warm limit the control watches.](https://commercialappliancerepair.center/error-codes/true-hi/) - [LO Temperature and alarms LO or Lo means the air around the True control probe is colder than the lowest temperature the control allows.](https://commercialappliancerepair.center/error-codes/true-lo/) - [dOr Temperature and alarms dOr, dor, do or dA on a True display is the door alarm: the door switch has read the door open for too long.](https://commercialappliancerepair.center/error-codes/true-dor/) - [dEF Mode, not a failure dEF (dF on Carel controls, deF on Danfoss ERC) means the True control is melting frost off the coil. It is normal.](https://commercialappliancerepair.center/error-codes/true-def/) - [HA Temperature and alarms HA on a True unit with a Dixell control is the maximum temperature alarm: the cabinet is warmer than its alarm limit.](https://commercialappliancerepair.center/error-codes/true-ha/) - [P1 Sensors and probes P1 means the Dixell control on a True unit has lost a sensible reading from its thermostat probe in the return air.](https://commercialappliancerepair.center/error-codes/true-p1/) - [P2 Sensors and probes P2 on a True unit with a Dixell control means the evaporator probe on the coil is reading open or shorted.](https://commercialappliancerepair.center/error-codes/true-p2/) - [E01 Sensors and probes E01 or E02 on a True unit with a Danfoss ERC control means sensor S1 or S2 has failed or come loose.](https://commercialappliancerepair.center/error-codes/true-e01/) - [Con Compressor and cooling Con on a True unit with a Danfoss ERC control is the condenser alarm: the control sees a condenser problem.](https://commercialappliancerepair.center/error-codes/true-con/) - [LEA Compressor and cooling LEA on a True unit with a Danfoss ERC control is the refrigerant leakage alarm.](https://commercialappliancerepair.center/error-codes/true-lea/) - [uLi Controls and power uLi (or uLo) on a Danfoss ERC control, and Ulo on a Danfoss ETC control, means the True unit is getting low voltage.](https://commercialappliancerepair.center/error-codes/true-uli/) - [EoC Controls and power EoC on a True unit with a Danfoss ERC control means the display and the control are not talking to each other.](https://commercialappliancerepair.center/error-codes/true-eoc/) - [EE Controls and power EE on a True unit with a Dixell control means the control has found a data or memory failure.](https://commercialappliancerepair.center/error-codes/true-ee/) - [Ed Mode, not a failure Ed on a True unit with a Carel control means the last defrost stopped because it ran out of time, not because the coil warmed up.](https://commercialappliancerepair.center/error-codes/true-ed/) [True Residential commercial appliance repair](https://commercialappliancerepair.center/brands/true/) ### Victory commercial appliance error codes 14 codes - [HI Temperature and alarms HI on a Victory reach-in or warming cabinet with the Carel control is the high temperature alarm; it lights the icon, trips the alarm relay and sounds the buzzer.](https://commercialappliancerepair.center/error-codes/victory-hi/) - [LO Temperature and alarms LO on a Victory Carel control is the low temperature alarm, log code 23.](https://commercialappliancerepair.center/error-codes/victory-lo/) - [dor Temperature and alarms dor on a Victory Carel control means the door is open; it lights the icon and sounds the buzzer.](https://commercialappliancerepair.center/error-codes/victory-dor/) - [rE Sensors and probes rE on a Victory Carel control means the probe that controls the cabinet temperature is faulty or disconnected.](https://commercialappliancerepair.center/error-codes/victory-re/) - [E1 Sensors and probes E1 to E7 on a Victory Carel control mean one of the numbered probes is faulty or disconnected.](https://commercialappliancerepair.center/error-codes/victory-e1/) - [Ed1 Mode, not a failure Ed1 on a Victory Carel control means the last defrost stopped at its maximum time instead of reaching its end temperature.](https://commercialappliancerepair.center/error-codes/victory-ed1/) - [CHt Compressor and cooling cht is a warning and CHt an alarm on a Victory Carel control: the condenser is running too hot, and with CHt the compressor is switched off.](https://commercialappliancerepair.center/error-codes/victory-cht/) - [rSF Compressor and cooling rSF on a Victory Carel control is the refrigerant leak alarm; it switches off all outputs and needs a manual reset.](https://commercialappliancerepair.center/error-codes/victory-rsf/) - [EHI Controls and power EHI means high and ELO low power supply voltage on a Victory Carel control; both sound the buzzer.](https://commercialappliancerepair.center/error-codes/victory-ehi/) - [HA Temperature and alarms HA on a Victory Carel control is a HACCP alarm: the cabinet ran warm during operation, and the record stays until cleared.](https://commercialappliancerepair.center/error-codes/victory-ha/) - [HF Temperature and alarms HF on a Victory Carel control means the cabinet was too warm after a power outage; the record needs a manual reset.](https://commercialappliancerepair.center/error-codes/victory-hf/) - [SrC Controls and power SrC on a Victory Carel control is a maintenance request; it sounds the buzzer and needs a manual reset.](https://commercialappliancerepair.center/error-codes/victory-src/) - [Afr Compressor and cooling Afr on a Victory Carel control means frost protection has switched the compressor off.](https://commercialappliancerepair.center/error-codes/victory-afr/) - [Etc Controls and power Etc on a Victory Carel control is a clock error; time-based functions are switched off until it is reset.](https://commercialappliancerepair.center/error-codes/victory-etc/) [Victory commercial appliance repair](https://commercialappliancerepair.center/brands/victory/) ### Garland commercial appliance error codes 12 codes - [E01 Controls and power E01 on a Garland induction unit first points to a pan the zone cannot heat, and otherwise to a coil connection inside.](https://commercialappliancerepair.center/error-codes/garland-e01/) - [E02 Controls and power E02 means the zone saw a pan it could not use or an overcurrent in the coil or its software, and switched off.](https://commercialappliancerepair.center/error-codes/garland-e02/) - [E03 Motors and drives E03 means the unit's air cooling is obstructed, its fan has failed, or the internal heat sink has overheated.](https://commercialappliancerepair.center/error-codes/garland-e03/) - [E04 Temperature and alarms E04 means the cook zone or the pan on it has overheated, or the zone's temperature sensor has failed.](https://commercialappliancerepair.center/error-codes/garland-e04/) - [E05 Controls and power E05 means the unit has found a problem with its power switch or the potentiometer behind the power knob.](https://commercialappliancerepair.center/error-codes/garland-e05/) - [E06 Temperature and alarms E06 means the cooling system cannot keep the unit within its operating range because the air around it is too hot, and an internal part has overheated.](https://commercialappliancerepair.center/error-codes/garland-e06/) - [E10 Controls and power E10 means the induction unit has found an internal electronic failure and either switched off or dropped to reduced power.](https://commercialappliancerepair.center/error-codes/garland-e10/) - [E12 Temperature and alarms E12 is a warning that the heat sink or cook zone is getting too hot, and the unit has reduced power while it keeps running.](https://commercialappliancerepair.center/error-codes/garland-e12/) - [E21 Sensors and probes E21 means the unit has a sensor problem at the heat sink or processor, or the board has overheated in a room outside the normal range.](https://commercialappliancerepair.center/error-codes/garland-e21/) - [E22 Sensors and probes E22 appears only on Garland induction griddles and means the RTCS temperature sensor under the plate has a defect.](https://commercialappliancerepair.center/error-codes/garland-e22/) - [E29 Controls and power E29 means the induction generator has a component failure or a control wiring problem, and the unit has switched off.](https://commercialappliancerepair.center/error-codes/garland-e29/) - [E47 Temperature and alarms On Garland induction griddles and braising pans, E47 means the plate has become too hot.](https://commercialappliancerepair.center/error-codes/garland-e47/) [Garland commercial appliance repair](https://commercialappliancerepair.center/brands/garland/) ### Traulsen commercial appliance error codes 11 codes - [ELE LOS Controls and power ELE LOS flashing with the temperature means power to the Traulsen was cut and has come back.](https://commercialappliancerepair.center/error-codes/traulsen-ele-los/) - [DOR OPN Temperature and alarms DOR OPN on an R & A Series Traulsen means a door has stayed open longer than the control accepts.](https://commercialappliancerepair.center/error-codes/traulsen-dor-opn/) - [CHI Temperature and alarms CHI on a Traulsen control means the cabinet air temperature is higher than it should be.](https://commercialappliancerepair.center/error-codes/traulsen-chi/) - [CLO Temperature and alarms CLO on a Traulsen control means the cabinet air has dropped below the lowest temperature the control allows.](https://commercialappliancerepair.center/error-codes/traulsen-clo/) - [CLN FIL Compressor and cooling CLN FIL on a Traulsen means the control judges that the condenser coil needs cleaning.](https://commercialappliancerepair.center/error-codes/traulsen-cln-fil/) - [SN1 Sensors and probes SN1 on a Traulsen control means the sensor that reads the cabinet air has failed.](https://commercialappliancerepair.center/error-codes/traulsen-sn1/) - [SN2 Sensors and probes SN2 on a Traulsen control means the evaporator coil sensor has failed.](https://commercialappliancerepair.center/error-codes/traulsen-sn2/) - [SN3 Sensors and probes SN3 on a Traulsen control means the sensor on the liquid line has failed.](https://commercialappliancerepair.center/error-codes/traulsen-sn3/) - [DEF ERR Compressor and cooling DEF ERR on a Traulsen control means a defrost cycle ended before it was complete.](https://commercialappliancerepair.center/error-codes/traulsen-def-err/) - [RUN ERR Compressor and cooling RUN ERR on a Traulsen control means the compressor has run for more than 24 hours without a break.](https://commercialappliancerepair.center/error-codes/traulsen-run-err/) - [PFA Controls and power On Traulsen R-Series uprights built from July 2025, PFA in the alarm menu shows whether a power failure alarm is active.](https://commercialappliancerepair.center/error-codes/traulsen-pfa/) [Traulsen commercial appliance repair](https://commercialappliancerepair.center/brands/traulsen/) ### Hoshizaki commercial appliance error codes 10 codes - [dor Temperature and alarms dor on a Steelheart upright means a door has stayed open for more than two minutes, or the door switch has stopped reading the door.](https://commercialappliancerepair.center/error-codes/hoshizaki-dor/) - [E01 Sensors and probes E01 means the cabinet thermistor has failed; upright cabinets switch to a fixed five-minutes-on, five-minutes-off pattern.](https://commercialappliancerepair.center/error-codes/hoshizaki-e01/) - [E02 Sensors and probes E02 means the defrost thermistor has failed; the cabinet keeps cooling on its cabinet sensor.](https://commercialappliancerepair.center/error-codes/hoshizaki-e02/) - [Hi Temperature and alarms Hi means the cabinet has stayed above its alarm limit for more than two hours: 57°F on a cooler, 26°F on a cabinet built to freeze.](https://commercialappliancerepair.center/error-codes/hoshizaki-hi/) - [Lo Temperature and alarms Lo means a cooler has stayed below 26°F, or a freezing cabinet below -23°F, for more than two hours.](https://commercialappliancerepair.center/error-codes/hoshizaki-lo/) - [UHi Controls and power UHi on a Steelheart prep table or equipment stand means the incoming voltage has reached about 135 volts, and the compressor has been switched off to protect it.](https://commercialappliancerepair.center/error-codes/hoshizaki-uhi/) - [ULo Controls and power ULo means the prep table's supply has dropped to about 96 volts or less, and the compressor has stopped to protect itself.](https://commercialappliancerepair.center/error-codes/hoshizaki-ulo/) - [E1 Temperature and alarms On HPR prep tables, E1 means the cabinet has sat 18°F above its setpoint for longer than the delay, two hours from the factory.](https://commercialappliancerepair.center/error-codes/hoshizaki-e1/) - [E3 Compressor and cooling E3 on an HPR prep table means a cabinet defrost lasted more than an hour and the control cut it short.](https://commercialappliancerepair.center/error-codes/hoshizaki-e3/) - [E7 Compressor and cooling E7 means the condenser outlet on an HPR prep table has stayed above its preset limit for more than two minutes, usually because the filter or condenser is clogged.](https://commercialappliancerepair.center/error-codes/hoshizaki-e7/) [Hoshizaki commercial appliance repair](https://commercialappliancerepair.center/brands/hoshizaki/) ### Huebsch commercial appliance error codes 10 codes - [ESH Sensors and probes The temperature sensor that tells the Galaxy control how hot the tumbler air is reads as a short circuit.](https://commercialappliancerepair.center/error-codes/huebsch-esh/) - [EoP Sensors and probes The control sees no circuit through its temperature sensor.](https://commercialappliancerepair.center/error-codes/huebsch-eop/) - [EAF1 Sensors and probes When the cycle ended, the airflow switch did not open the way it should once the fan stops.](https://commercialappliancerepair.center/error-codes/huebsch-eaf1/) - [EAF2 Sensors and probes The tumbler started but the airflow switch never closed, so the control will not trust the heat path.](https://commercialappliancerepair.center/error-codes/huebsch-eaf2/) - [EAF Sensors and probes The airflow switch closed and then bounced open and shut while the tumbler was running.](https://commercialappliancerepair.center/error-codes/huebsch-eaf/) - [E Ht Temperature and alarms The pocket ran but never reached the temperature the control expected.](https://commercialappliancerepair.center/error-codes/huebsch-e-ht/) - [Err Controls and power The Galaxy control got a coin signal it did not accept, or the coin sensor stopped working.](https://commercialappliancerepair.center/error-codes/huebsch-err/) - [EC18 Controls and power The card reader had started up correctly, then its link to the Galaxy control dropped.](https://commercialappliancerepair.center/error-codes/huebsch-ec18/) - [Right-most decimal point lit Controls and power A small dot at the right of the display means the tumbler lost contact with the store network.](https://commercialappliancerepair.center/error-codes/huebsch-network-decimal/) - [door Mode, not a failure The display switching between door and the time left means someone opened the door during a cycle.](https://commercialappliancerepair.center/error-codes/huebsch-door/) [Huebsch commercial appliance repair](https://commercialappliancerepair.center/brands/huebsch/) ### Pitco commercial appliance error codes 10 codes - [HEAT FAIL Ignition and gas HEAT FAIL means the Pitco control called for heat but got no heat feedback signal back for about 90 seconds.](https://commercialappliancerepair.center/error-codes/pitco-heat-fail/) - [IGNITION FAILURE Ignition and gas IGNITION FAILURE on a Pitco computer control means the burners did not come on after the control called for heat.](https://commercialappliancerepair.center/error-codes/pitco-ignition-failure/) - [PROBE OPEN Sensors and probes PROBE OPEN tells you the Pitco computer cannot read the temperature probe because its circuit is open.](https://commercialappliancerepair.center/error-codes/pitco-probe-open/) - [SYSTEM FAILURE Sensors and probes On a Pitco computer control, SYSTEM FAILURE is the message for a temperature probe or probe wiring that has shorted.](https://commercialappliancerepair.center/error-codes/pitco-system-failure/) - [Prob Sensors and probes Prob on the four-character Pitco digital control means the temperature probe circuit is open.](https://commercialappliancerepair.center/error-codes/pitco-prob/) - [Prob HI Sensors and probes Prob HI on the Pitco digital control reports a temperature probe or probe wiring that has shorted.](https://commercialappliancerepair.center/error-codes/pitco-prob-hi/) - [DRAINING TURN OFF Water, fill and drain DRAINING TURN OFF means the drain valve interlock sees the tank drain as open, so the Pitco stops heating.](https://commercialappliancerepair.center/error-codes/pitco-draining-turn-off/) - [POSSIBLE FILTER ISSUE – CHECK AND RESOLVE Water, fill and drain This message appears on Pitco auto-filter fryers after the operator has answered NO to the vat-full question four times.](https://commercialappliancerepair.center/error-codes/pitco-possible-filter-issue/) - [Is vat full? Mode, not a failure Is vat full? is a question from the Pitco auto-filter control, asked at start-up and at the end of a filter cycle.](https://commercialappliancerepair.center/error-codes/pitco-is-vat-full/) - [FILTER? Mode, not a failure FILTER? is the Pitco control asking to confirm a filter cycle, shown on manual-filter models when the blue drain handle is pulled.](https://commercialappliancerepair.center/error-codes/pitco-filter/) [Pitco commercial appliance repair](https://commercialappliancerepair.center/brands/pitco/) ### Turbo Air commercial appliance error codes 10 codes - [F0 Sensors and probes F0 in a Turbo Air error menu means the F-sensor reads as shorted, or reads a temperature above 100 degrees.](https://commercialappliancerepair.center/error-codes/turbo-air-f0/) - [F1 Sensors and probes F1 in a Turbo Air error menu means the F-sensor reads as open, or reads colder than -50 degrees.](https://commercialappliancerepair.center/error-codes/turbo-air-f1/) - [r0 Sensors and probes r0 in a Turbo Air error menu means the R-sensor reads as shorted or above 100 degrees.](https://commercialappliancerepair.center/error-codes/turbo-air-r0/) - [r1 Sensors and probes r1 in a Turbo Air error menu means the R-sensor reads as open or below -50 degrees.](https://commercialappliancerepair.center/error-codes/turbo-air-r1/) - [d0 Sensors and probes d0 in a Turbo Air error menu means the D-sensor reads as shorted or above 100 degrees.](https://commercialappliancerepair.center/error-codes/turbo-air-d0/) - [d1 Sensors and probes d1 in a Turbo Air error menu means the D-sensor reads as open or below -50 degrees.](https://commercialappliancerepair.center/error-codes/turbo-air-d1/) - [C1 Compressor and cooling C1 in a Turbo Air error menu means the compressor has been on for 30 minutes while the D-sensor still reads above 32 degrees.](https://commercialappliancerepair.center/error-codes/turbo-air-c1/) - [F3 Mode, not a failure F3 in a Turbo Air error menu means a defrost ended because it hit the 40-minute time limit, not because the coil warmed up.](https://commercialappliancerepair.center/error-codes/turbo-air-f3/) - [ED Temperature and alarms ED in a Turbo Air error menu means a door has been open for an hour.](https://commercialappliancerepair.center/error-codes/turbo-air-ed/) - [S1 Motors and drives S1 or S2 in a Turbo Air error menu means the self-cleaning condenser's brush did not reach its switch in the time allowed.](https://commercialappliancerepair.center/error-codes/turbo-air-s1/) [Turbo Air commercial appliance repair](https://commercialappliancerepair.center/brands/turbo-air/) ### Beverage-Air commercial appliance error codes 9 codes - [dEF Mode, not a failure dEF on a Beverage-Air display means the unit is defrosting. Beverage-Air's own table says to do nothing.](https://commercialappliancerepair.center/error-codes/beverage-air-def/) - [Hi Temperature and alarms Hi on a Beverage-Air display means the cabinet is too warm; Beverage-Air's first step is to make sure doors and drawers are closed.](https://commercialappliancerepair.center/error-codes/beverage-air-hi/) - [Lo Temperature and alarms Lo on a Beverage-Air Cross Temp control means the air has stayed below the low alarm limit for longer than its delay.](https://commercialappliancerepair.center/error-codes/beverage-air-lo/) - [dOr Temperature and alarms dOr on a Beverage-Air display means a door is open; if closing it does not clear the message, the switch needs checking.](https://commercialappliancerepair.center/error-codes/beverage-air-dor/) - [LEA Compressor and cooling LEA on a Beverage-Air display means the compressor has run too long; check the doors first.](https://commercialappliancerepair.center/error-codes/beverage-air-lea/) - [Con Compressor and cooling Con on a Beverage-Air Cross Temp control means the condenser temperature is out of range, too high or too low.](https://commercialappliancerepair.center/error-codes/beverage-air-con/) - [uLi Controls and power uLi on a Beverage-Air Cross Temp control is the low voltage alarm.](https://commercialappliancerepair.center/error-codes/beverage-air-uli/) - [uHi Controls and power uHi on a Beverage-Air Cross Temp control means the supply voltage is above the control's limit.](https://commercialappliancerepair.center/error-codes/beverage-air-uhi/) - [E01 Sensors and probes E01, E02, E03 or E04 on a Beverage-Air display means a sensor is unplugged or has failed.](https://commercialappliancerepair.center/error-codes/beverage-air-e01/) [Beverage-Air commercial appliance repair](https://commercialappliancerepair.center/brands/beverage-air/) ### Delfield commercial appliance error codes 9 codes - [Hi Temperature and alarms Hi flashing on a Delfield display means the cabinet has sat above its high alarm point for 90 minutes, or was already warm when power came back.](https://commercialappliancerepair.center/error-codes/delfield-hi/) - [Lo Temperature and alarms Lo on a Delfield cooler means the cabinet has stayed below its low alarm point, 25°F on the R290 reach-ins, for 90 minutes.](https://commercialappliancerepair.center/error-codes/delfield-lo/) - [dEF Mode, not a failure dEF on a Delfield display means the control is in a defrost, including the one it runs at every start-up.](https://commercialappliancerepair.center/error-codes/delfield-def/) - [E01 Sensors and probes E01 on a Delfield display means sensor 1, the air sensor that controls the cabinet, has a defect.](https://commercialappliancerepair.center/error-codes/delfield-e01/) - [E02 Sensors and probes E02 on a Delfield display means sensor 2, the coil sensor, has a defect.](https://commercialappliancerepair.center/error-codes/delfield-e02/) - [LEA Compressor and cooling LEA on a Delfield means the control has called for cooling for more than 24 hours without stopping.](https://commercialappliancerepair.center/error-codes/delfield-lea/) - [uLi Controls and power uLi (uLo on the 4400/4500 prep tables) means the Delfield control sees line voltage under 96 volts.](https://commercialappliancerepair.center/error-codes/delfield-uli/) - [uHi Controls and power uHi on a Delfield display means the control sees line voltage above 140 volts.](https://commercialappliancerepair.center/error-codes/delfield-uhi/) - [off Mode, not a failure off followed by a period on a Delfield display means someone put the control into stand-by; the unit is not cooling.](https://commercialappliancerepair.center/error-codes/delfield-off/) [Delfield commercial appliance repair](https://commercialappliancerepair.center/brands/delfield/) ### Randell commercial appliance error codes 8 codes - [Hi Temperature and alarms Hi on the Danfoss control of a Randell unit is the high temperature alarm: the cabinet or rail is warmer than the control allows.](https://commercialappliancerepair.center/error-codes/randell-hi/) - [Lo Temperature and alarms Lo on the Danfoss control of a Randell unit means the cabinet is colder than the low alarm limit.](https://commercialappliancerepair.center/error-codes/randell-lo/) - [CON Compressor and cooling CON on a Randell unit means the condenser has reached its high temperature limit.](https://commercialappliancerepair.center/error-codes/randell-con/) - [LEA Compressor and cooling LEA on a Randell unit's Danfoss control stands for continuous compressor runtime.](https://commercialappliancerepair.center/error-codes/randell-lea/) - [uLi Controls and power uLi on a Randell Danfoss control means the line voltage is too low for the compressor.](https://commercialappliancerepair.center/error-codes/randell-uli/) - [uHi Controls and power uHi on a Randell unit means the Danfoss control sees line voltage above its limit.](https://commercialappliancerepair.center/error-codes/randell-uhi/) - [E01 Sensors and probes E01, E02, E03 or E04 on a Randell unit means Danfoss sensor S1, S2, S3 or S4 has failed.](https://commercialappliancerepair.center/error-codes/randell-e01/) - [dor Temperature and alarms dor on a Randell FX drawer unit means a drawer or door has been open for two minutes.](https://commercialappliancerepair.center/error-codes/randell-dor/) [Randell commercial appliance repair](https://commercialappliancerepair.center/brands/randell/) ### Continental Refrigerator commercial appliance error codes 7 codes - [E0 Sensors and probes E0 on a Continental easy control means the regulation probe, the black one in the return air, is not giving a good reading.](https://commercialappliancerepair.center/error-codes/continental-refrigerator-e0/) - [E1 Sensors and probes E1 on a Continental easy control means the evaporator probe, the red one on the coil, is not reading correctly.](https://commercialappliancerepair.center/error-codes/continental-refrigerator-e1/) - [E2 Sensors and probes E2 on a Continental easy control means the ambient probe, the white one near the condensing unit, has an error.](https://commercialappliancerepair.center/error-codes/continental-refrigerator-e2/) - [HI Temperature and alarms HI on a Continental easy control means the cabinet temperature has stayed above the high alarm setting for the alarm delay.](https://commercialappliancerepair.center/error-codes/continental-refrigerator-hi/) - [LO Temperature and alarms LO on a Continental easy control means the cabinet temperature has stayed under the low alarm setting for the alarm delay.](https://commercialappliancerepair.center/error-codes/continental-refrigerator-lo/) - [PG Mode, not a failure PG on a Continental unit with an EVCO control shows when the control powers up after having no power.](https://commercialappliancerepair.center/error-codes/continental-refrigerator-pg/) - [Loc Mode, not a failure Loc on a Continental EVCO control means the keypad has locked itself; it is not an error.](https://commercialappliancerepair.center/error-codes/continental-refrigerator-loc/) [Continental Refrigerator commercial appliance repair](https://commercialappliancerepair.center/brands/continental-refrigerator/) ### TurboChef commercial appliance error codes 6 codes - [F1 Motors and drives F1 on a TurboChef i-Series, Sota or Bullet means the control lost the running signal from the air blower and stopped the cook.](https://commercialappliancerepair.center/error-codes/turbochef-f1/) - [F2 Temperature and alarms F2 on a TurboChef rapid cook oven means the cavity air fell below the temperature the recipe needs.](https://commercialappliancerepair.center/error-codes/turbochef-f2/) - [F5 Temperature and alarms F5 means the part that makes the microwave energy in a TurboChef is running too hot because cooling air is not getting through.](https://commercialappliancerepair.center/error-codes/turbochef-f5/) - [F6 Temperature and alarms F6 warns that the section holding the TurboChef's electronics is running hot, while the cook in progress is allowed to finish.](https://commercialappliancerepair.center/error-codes/turbochef-f6/) - [F12 Controls and power F12 is a logged firmware reboot; the owner usually sees an oven that cools down, shuts off or picks settings by itself.](https://commercialappliancerepair.center/error-codes/turbochef-f12/) - [Oven Door Open Mode, not a failure When the TurboChef display reads Oven Door Open and beeps, its door switches do not see the door closed, so the oven holds off heating and cooking.](https://commercialappliancerepair.center/error-codes/turbochef-oven-door-open/) [TurboChef commercial appliance repair](https://commercialappliancerepair.center/brands/turbochef/) ### Cleveland commercial appliance error codes 5 codes - [RESET light Temperature and alarms A lit RESET light with a buzzer that will not stop means the SteamChef overheated and locked out its heat.](https://commercialappliancerepair.center/error-codes/cleveland-reset-light/) - [SURECOOK light Mode, not a failure The SureCook light means the SteamChef compartment is still below cooking temperature, so the dial timer waits.](https://commercialappliancerepair.center/error-codes/cleveland-surecook-light/) - [LOW WATER light Water, fill and drain A red low-water light on an upright Cleveland kettle means the sealed steam jacket has lost water and the heat has been shut off.](https://commercialappliancerepair.center/error-codes/cleveland-low-water-light/) - [VENT AIR Temperature and alarms A pressure gauge needle sitting in the VENT AIR zone means air has got into the Cleveland kettle's steam jacket.](https://commercialappliancerepair.center/error-codes/cleveland-vent-air/) - [DESCALE indicator Mode, not a failure The DESCALE light on a SteamCraft Ultra is a reminder, set by a timer, that the steam generator is due for descaling.](https://commercialappliancerepair.center/error-codes/cleveland-descale-light/) [Cleveland commercial appliance repair](https://commercialappliancerepair.center/brands/cleveland/) ### Star commercial appliance error codes 4 codes - [PREHT Mode, not a failure PREHT is a warm-up message: the Star unit is bringing its heaters up to temperature and is not ready for product yet.](https://commercialappliancerepair.center/error-codes/star-preht/) - [COOL DOWN Mode, not a failure COOL and DOWN alternating on a Star Holman conveyor toaster means it has been switched off and is running its fan and conveyor to cool.](https://commercialappliancerepair.center/error-codes/star-cool-down/) - [LOW TEMP Temperature and alarms LOW and TEMP flashing on a Star rolling tortilla warmer means the drum has not yet reached 100°F.](https://commercialappliancerepair.center/error-codes/star-low-temp/) - [CLEAN WAIT Mode, not a failure CLEAN and WAIT flashing on a Star Holman contact toaster means clean mode is on and the platen is still too hot to clean.](https://commercialappliancerepair.center/error-codes/star-clean-wait/) [Star commercial appliance repair](https://commercialappliancerepair.center/brands/star/) ### Wolf Commercial commercial appliance error codes 1 code - [IGNITION light Ignition and gas A red IGNITION light that stays on, rather than flashing, means the Wolf gas convection oven tried to light its burner and failed.](https://commercialappliancerepair.center/error-codes/wolf-commercial-ignition-light/) [Wolf Commercial commercial appliance repair](https://commercialappliancerepair.center/brands/wolf-commercial/) ### Only confirmed codes Every code here is taken from the manufacturer's own documentation, never from a forum or a parts listing. If yours is not listed, book with the exact characters and the full model number, and we will tell you whether it is one we take. ## Three things before you look it up. A code is a lead, not a verdict. These decide whether the answer you find will be any use. 01 ### Copy the code exactly The code, the message or the flashing light, just as the controller shows it. Take a photo first, because killing power at the breaker can clear it. 02 ### Photograph the data plate Inside the door of a reach-in or a fryer, on the side of a combi, on the evaporator of a walk-in, on the back of an extractor. One code means a probe on one make and a drain on another. 03 ### Is anything at risk right now? Gas in the air, flame where it should not be, a burning smell, water near power, or a box above 41°F with food inside: act on that first and book today. A code on a unit that still holds its temperature can wait for a scheduled visit. ## What each kind of code means. Codes fall into a handful of families. The family says more about the likely repair than the characters do — and one of them is not a repair at all. [How to read a code](https://commercialappliancerepair.center/problems/commercial-error-code/) ### Mode, not a failure 29 codes Nothing on the unit has broken; the controller is reporting a state it chose or one somebody set. A defrost pauses cooling for a scheduled melt and shows a warmer air reading for a while, a combi asks for a delime or runs its clean cycle and locks the door until it ends, a dish machine or a laundry machine sits in energy save between busy periods, and a door-open reminder beeps after a long delivery. No part is needed: letting the cycle finish, or the key sequence in the manual, brings the unit back. [E100](https://commercialappliancerepair.center/error-codes/alto-shaam-e100/) [dEF](https://commercialappliancerepair.center/error-codes/beverage-air-def/) [SURECOOK light](https://commercialappliancerepair.center/error-codes/cleveland-surecook-light/) [DESCALE indicator](https://commercialappliancerepair.center/error-codes/cleveland-descale-light/) [PG](https://commercialappliancerepair.center/error-codes/continental-refrigerator-pg/) [Loc](https://commercialappliancerepair.center/error-codes/continental-refrigerator-loc/) [dEF](https://commercialappliancerepair.center/error-codes/delfield-def/) [off](https://commercialappliancerepair.center/error-codes/delfield-off/) [PUSH](https://commercialappliancerepair.center/error-codes/dexter-push/) [E39](https://commercialappliancerepair.center/error-codes/frymaster-e39/) [Lo](https://commercialappliancerepair.center/error-codes/hatco-lo/) [029](https://commercialappliancerepair.center/error-codes/hobart-029/) [057](https://commercialappliancerepair.center/error-codes/hobart-057/) [074](https://commercialappliancerepair.center/error-codes/hobart-074/) [080](https://commercialappliancerepair.center/error-codes/hobart-080/) [door](https://commercialappliancerepair.center/error-codes/huebsch-door/) [Cooling down](https://commercialappliancerepair.center/error-codes/miele-professional-pwm-cooling-down/) [Is vat full?](https://commercialappliancerepair.center/error-codes/pitco-is-vat-full/) [FILTER?](https://commercialappliancerepair.center/error-codes/pitco-filter/) [E SudS](https://commercialappliancerepair.center/error-codes/speed-queen-e-suds/) [PREHT](https://commercialappliancerepair.center/error-codes/star-preht/) [COOL DOWN](https://commercialappliancerepair.center/error-codes/star-cool-down/) [CLEAN WAIT](https://commercialappliancerepair.center/error-codes/star-clean-wait/) [dEF](https://commercialappliancerepair.center/error-codes/true-def/) [Ed](https://commercialappliancerepair.center/error-codes/true-ed/) [F3](https://commercialappliancerepair.center/error-codes/turbo-air-f3/) [Oven Door Open](https://commercialappliancerepair.center/error-codes/turbochef-oven-door-open/) [Ed1](https://commercialappliancerepair.center/error-codes/victory-ed1/) [VATFULL? PUSH V](https://commercialappliancerepair.center/error-codes/vulcan-vatfull/) Usually leads to No repair — the setting is changed back Shows up as [Reach-In Cooler Not Holding Temperature Through a Shift](https://commercialappliancerepair.center/problems/reach-in-not-holding-temperature/) [Combi Oven Steam Problem: Weak Steam, Scale or a Dry Cavity](https://commercialappliancerepair.center/problems/combi-oven-steam-problem/) [Commercial Appliance Error Code on a Combi, Fryer, Dish Machine or Laundry Display](https://commercialappliancerepair.center/problems/commercial-error-code/) ### Temperature and alarms 72 codes The controller has seen a temperature outside the band it was set for and is saying so: a box above its alarm point, a fryer vat or an oven cavity that tripped its high-limit, or a dish machine rinse that never came up to heat. Often the cause sits outside the unit, such as a door left open during a delivery, a coil packed with grease, a kitchen far hotter than the maker allows or a booster fed cold water. Checking the door, the coil and the air around the unit is fair; move the product if a cold box stays above 41°F, and book the visit. [E13](https://commercialappliancerepair.center/error-codes/alto-shaam-e13/) [E36](https://commercialappliancerepair.center/error-codes/alto-shaam-e36/) [E109](https://commercialappliancerepair.center/error-codes/alto-shaam-e109/) [Hi](https://commercialappliancerepair.center/error-codes/beverage-air-hi/) [Lo](https://commercialappliancerepair.center/error-codes/beverage-air-lo/) [dOr](https://commercialappliancerepair.center/error-codes/beverage-air-dor/) [Cavity High Temp Error](https://commercialappliancerepair.center/error-codes/blodgett-cavity-high-temp-error/) [High Temp Error](https://commercialappliancerepair.center/error-codes/blodgett-high-temp-error/) [No Heat Error](https://commercialappliancerepair.center/error-codes/blodgett-no-heat-error/) [Boiler High Temp Error](https://commercialappliancerepair.center/error-codes/blodgett-boiler-high-temp-error/) [Boiler Hi Limit Switch](https://commercialappliancerepair.center/error-codes/blodgett-boiler-hi-limit-switch/) [HIGH-LIMIT-ERROR](https://commercialappliancerepair.center/error-codes/blodgett-high-limit-error/) [RESET light](https://commercialappliancerepair.center/error-codes/cleveland-reset-light/) [VENT AIR](https://commercialappliancerepair.center/error-codes/cleveland-vent-air/) [HI](https://commercialappliancerepair.center/error-codes/continental-refrigerator-hi/) [LO](https://commercialappliancerepair.center/error-codes/continental-refrigerator-lo/) [Hi](https://commercialappliancerepair.center/error-codes/delfield-hi/) [Lo](https://commercialappliancerepair.center/error-codes/delfield-lo/) [E16](https://commercialappliancerepair.center/error-codes/frymaster-e16/) [E17](https://commercialappliancerepair.center/error-codes/frymaster-e17/) [E18](https://commercialappliancerepair.center/error-codes/frymaster-e18/) [E44](https://commercialappliancerepair.center/error-codes/frymaster-e44/) [E62](https://commercialappliancerepair.center/error-codes/frymaster-e62/) [E04](https://commercialappliancerepair.center/error-codes/garland-e04/) [E06](https://commercialappliancerepair.center/error-codes/garland-e06/) [E12](https://commercialappliancerepair.center/error-codes/garland-e12/) [E47](https://commercialappliancerepair.center/error-codes/garland-e47/) [Control Board Overtemp](https://commercialappliancerepair.center/error-codes/hatco-control-board-overtemp/) [Heating Error](https://commercialappliancerepair.center/error-codes/hatco-heating-error/) [Top Element Is Out](https://commercialappliancerepair.center/error-codes/hatco-top-element-is-out/) [Clean Fan Filters](https://commercialappliancerepair.center/error-codes/hatco-clean-fan-filters/) [E-5](https://commercialappliancerepair.center/error-codes/henny-penny-e-5/) [E-10](https://commercialappliancerepair.center/error-codes/henny-penny-e-10/) [003](https://commercialappliancerepair.center/error-codes/hobart-003/) [070](https://commercialappliancerepair.center/error-codes/hobart-070/) [083](https://commercialappliancerepair.center/error-codes/hobart-083/) [086](https://commercialappliancerepair.center/error-codes/hobart-086/) [dor](https://commercialappliancerepair.center/error-codes/hoshizaki-dor/) [Hi](https://commercialappliancerepair.center/error-codes/hoshizaki-hi/) [Lo](https://commercialappliancerepair.center/error-codes/hoshizaki-lo/) [E1](https://commercialappliancerepair.center/error-codes/hoshizaki-e1/) [E Ht](https://commercialappliancerepair.center/error-codes/huebsch-e-ht/) [LIMIT BOARD HIGH TEMP](https://commercialappliancerepair.center/error-codes/middleby-marshall-limit-board-high-temp/) [IO BOARD HIGH TEMP](https://commercialappliancerepair.center/error-codes/middleby-marshall-io-board-high-temp/) [CONTROL COMPARTMENT HIGH TEMP](https://commercialappliancerepair.center/error-codes/middleby-marshall-control-compartment-high-temp/) [HIGH TEMP CHECK FANS](https://commercialappliancerepair.center/error-codes/middleby-marshall-high-temp-check-fans/) [HIGH LIMIT TRIPPED](https://commercialappliancerepair.center/error-codes/middleby-marshall-high-limit-tripped/) [Disinfection temperature not reached](https://commercialappliancerepair.center/error-codes/miele-professional-pwm-disinfection-temperature-not-reached/) [Hi](https://commercialappliancerepair.center/error-codes/randell-hi/) [Lo](https://commercialappliancerepair.center/error-codes/randell-lo/) [dor](https://commercialappliancerepair.center/error-codes/randell-dor/) [Service 28.2](https://commercialappliancerepair.center/error-codes/rational-service-28-2/) [LOW TEMP](https://commercialappliancerepair.center/error-codes/star-low-temp/) [DOR OPN](https://commercialappliancerepair.center/error-codes/traulsen-dor-opn/) [CHI](https://commercialappliancerepair.center/error-codes/traulsen-chi/) [CLO](https://commercialappliancerepair.center/error-codes/traulsen-clo/) [HI](https://commercialappliancerepair.center/error-codes/true-hi/) [LO](https://commercialappliancerepair.center/error-codes/true-lo/) [dOr](https://commercialappliancerepair.center/error-codes/true-dor/) [HA](https://commercialappliancerepair.center/error-codes/true-ha/) [ED](https://commercialappliancerepair.center/error-codes/turbo-air-ed/) [F2](https://commercialappliancerepair.center/error-codes/turbochef-f2/) [F5](https://commercialappliancerepair.center/error-codes/turbochef-f5/) [F6](https://commercialappliancerepair.center/error-codes/turbochef-f6/) [E Ht](https://commercialappliancerepair.center/error-codes/unimac-e-ht/) [HI](https://commercialappliancerepair.center/error-codes/victory-hi/) [LO](https://commercialappliancerepair.center/error-codes/victory-lo/) [dor](https://commercialappliancerepair.center/error-codes/victory-dor/) [HA](https://commercialappliancerepair.center/error-codes/victory-ha/) [HF](https://commercialappliancerepair.center/error-codes/victory-hf/) [HIGH TEMP](https://commercialappliancerepair.center/error-codes/vulcan-high-temp/) [E3](https://commercialappliancerepair.center/error-codes/vulcan-e3/) Usually leads to [Reach-in and prep table repair](https://commercialappliancerepair.center/services/reach-in-and-prep-table-repair/) Shows up as [Walk-In Cooler Warm Above 41°F With Food Inside](https://commercialappliancerepair.center/problems/walk-in-cooler-warm/) [Reach-In Cooler Not Holding Temperature Through a Shift](https://commercialappliancerepair.center/problems/reach-in-not-holding-temperature/) [Prep Table Running Warm in the Top Rail and the Base](https://commercialappliancerepair.center/problems/prep-table-running-warm/) [Dish Machine Not Reaching Temperature on the Wash or Final Rinse](https://commercialappliancerepair.center/problems/dish-machine-not-reaching-temperature/) [Commercial Appliance Error Code on a Combi, Fryer, Dish Machine or Laundry Display](https://commercialappliancerepair.center/problems/commercial-error-code/) ### Sensors and probes 62 codes A probe is handing the controller a reading it cannot trust, or none at all: a box or coil sensor torn loose from its clip, a fryer probe coated in carbon from oil left too long between filterings, a combi core probe with a kinked cable, or a connector gone green from steam and cleaning chemicals. The unit then runs on, stops, or shuts the heat or the cooling off to protect itself. Letting it cool and restarting it as the manual describes is fair; a probe that still reads wrong sits behind a panel, and that is a visit. [E20](https://commercialappliancerepair.center/error-codes/alto-shaam-e20/) [E21](https://commercialappliancerepair.center/error-codes/alto-shaam-e21/) [E01](https://commercialappliancerepair.center/error-codes/beverage-air-e01/) [Cavity Probe Error](https://commercialappliancerepair.center/error-codes/blodgett-cavity-probe-error/) [Cooling Fan Probe Error](https://commercialappliancerepair.center/error-codes/blodgett-cooling-fan-probe-error/) [Quench Probe Error](https://commercialappliancerepair.center/error-codes/blodgett-quench-probe-error/) [Boiler Probe Error](https://commercialappliancerepair.center/error-codes/blodgett-boiler-probe-error/) [E0](https://commercialappliancerepair.center/error-codes/continental-refrigerator-e0/) [E1](https://commercialappliancerepair.center/error-codes/continental-refrigerator-e1/) [E2](https://commercialappliancerepair.center/error-codes/continental-refrigerator-e2/) [E01](https://commercialappliancerepair.center/error-codes/delfield-e01/) [E02](https://commercialappliancerepair.center/error-codes/delfield-e02/) [TEMP SENSOR SHORT](https://commercialappliancerepair.center/error-codes/dexter-temp-sensor-short/) [TEMP SENSOR OPEN](https://commercialappliancerepair.center/error-codes/dexter-temp-sensor-open/) [E13](https://commercialappliancerepair.center/error-codes/frymaster-e13/) [E21](https://commercialappliancerepair.center/error-codes/garland-e21/) [E22](https://commercialappliancerepair.center/error-codes/garland-e22/) [E1](https://commercialappliancerepair.center/error-codes/hatco-e1/) [E2](https://commercialappliancerepair.center/error-codes/hatco-e2/) [Temperature Probe Error](https://commercialappliancerepair.center/error-codes/hatco-temperature-probe-error/) [Clean Right Product Sensor](https://commercialappliancerepair.center/error-codes/hatco-clean-right-product-sensor/) [E-6A](https://commercialappliancerepair.center/error-codes/henny-penny-e-6a/) [E-6B](https://commercialappliancerepair.center/error-codes/henny-penny-e-6b/) [E01](https://commercialappliancerepair.center/error-codes/hoshizaki-e01/) [E02](https://commercialappliancerepair.center/error-codes/hoshizaki-e02/) [ESH](https://commercialappliancerepair.center/error-codes/huebsch-esh/) [EoP](https://commercialappliancerepair.center/error-codes/huebsch-eop/) [EAF1](https://commercialappliancerepair.center/error-codes/huebsch-eaf1/) [EAF2](https://commercialappliancerepair.center/error-codes/huebsch-eaf2/) [EAF](https://commercialappliancerepair.center/error-codes/huebsch-eaf/) [PROBE_TL_FAULT](https://commercialappliancerepair.center/error-codes/middleby-marshall-probe-tl-error/) [LIMIT BOARD PROBE FAULT](https://commercialappliancerepair.center/error-codes/middleby-marshall-limit-board-probe-error/) [PROBE OPEN](https://commercialappliancerepair.center/error-codes/pitco-probe-open/) [SYSTEM FAILURE](https://commercialappliancerepair.center/error-codes/pitco-system-failure/) [Prob](https://commercialappliancerepair.center/error-codes/pitco-prob/) [Prob HI](https://commercialappliancerepair.center/error-codes/pitco-prob-hi/) [E01](https://commercialappliancerepair.center/error-codes/randell-e01/) [Service 20.1](https://commercialappliancerepair.center/error-codes/rational-service-20-1/) [Service 31.1](https://commercialappliancerepair.center/error-codes/rational-service-31-1/) [E PS](https://commercialappliancerepair.center/error-codes/speed-queen-e-ps/) [SN1](https://commercialappliancerepair.center/error-codes/traulsen-sn1/) [SN2](https://commercialappliancerepair.center/error-codes/traulsen-sn2/) [SN3](https://commercialappliancerepair.center/error-codes/traulsen-sn3/) [P1](https://commercialappliancerepair.center/error-codes/true-p1/) [P2](https://commercialappliancerepair.center/error-codes/true-p2/) [E01](https://commercialappliancerepair.center/error-codes/true-e01/) [F0](https://commercialappliancerepair.center/error-codes/turbo-air-f0/) [F1](https://commercialappliancerepair.center/error-codes/turbo-air-f1/) [r0](https://commercialappliancerepair.center/error-codes/turbo-air-r0/) [r1](https://commercialappliancerepair.center/error-codes/turbo-air-r1/) [d0](https://commercialappliancerepair.center/error-codes/turbo-air-d0/) [d1](https://commercialappliancerepair.center/error-codes/turbo-air-d1/) [E oP](https://commercialappliancerepair.center/error-codes/unimac-e-op/) [E SH](https://commercialappliancerepair.center/error-codes/unimac-e-sh/) [E ro](https://commercialappliancerepair.center/error-codes/unimac-e-ro/) [E FS](https://commercialappliancerepair.center/error-codes/unimac-e-fs/) [rE](https://commercialappliancerepair.center/error-codes/victory-re/) [E1](https://commercialappliancerepair.center/error-codes/victory-e1/) [PROBE OPEN](https://commercialappliancerepair.center/error-codes/vulcan-probe-open/) [PROBE SHORT](https://commercialappliancerepair.center/error-codes/vulcan-probe-short/) [E1](https://commercialappliancerepair.center/error-codes/vulcan-e1/) [E32](https://commercialappliancerepair.center/error-codes/vulcan-e32/) Usually leads to [Commercial controls and board repair](https://commercialappliancerepair.center/services/commercial-controls-and-board-repair/) Shows up as [Reach-In Cooler Not Holding Temperature Through a Shift](https://commercialappliancerepair.center/problems/reach-in-not-holding-temperature/) [Commercial Fryer Not Heating or Slow to Recover Between Baskets](https://commercialappliancerepair.center/problems/commercial-fryer-not-heating/) [Commercial Convection Oven Baking Unevenly Across the Racks](https://commercialappliancerepair.center/problems/commercial-oven-uneven-bake/) [Commercial Appliance Error Code on a Combi, Fryer, Dish Machine or Laundry Display](https://commercialappliancerepair.center/problems/commercial-error-code/) ### Compressor and cooling 16 codes The unit is running but not moving heat out of the box the way it should. On a walk-in that is often a condensing unit on the roof choking on cottonwood or grease, a condenser fan that stopped, an evaporator fan or defrost heater that failed so the coil iced solid, or a slow refrigerant leak; a reach-in adds a door gasket or heater that lets warm air in. Cleaning the condenser face with the power off and checking that the doors close are fair first steps; the refrigerant circuit, the compressor and every line stay with a technician. [LEA](https://commercialappliancerepair.center/error-codes/beverage-air-lea/) [Con](https://commercialappliancerepair.center/error-codes/beverage-air-con/) [LEA](https://commercialappliancerepair.center/error-codes/delfield-lea/) [E3](https://commercialappliancerepair.center/error-codes/hoshizaki-e3/) [E7](https://commercialappliancerepair.center/error-codes/hoshizaki-e7/) [CON](https://commercialappliancerepair.center/error-codes/randell-con/) [LEA](https://commercialappliancerepair.center/error-codes/randell-lea/) [CLN FIL](https://commercialappliancerepair.center/error-codes/traulsen-cln-fil/) [DEF ERR](https://commercialappliancerepair.center/error-codes/traulsen-def-err/) [RUN ERR](https://commercialappliancerepair.center/error-codes/traulsen-run-err/) [Con](https://commercialappliancerepair.center/error-codes/true-con/) [LEA](https://commercialappliancerepair.center/error-codes/true-lea/) [C1](https://commercialappliancerepair.center/error-codes/turbo-air-c1/) [CHt](https://commercialappliancerepair.center/error-codes/victory-cht/) [rSF](https://commercialappliancerepair.center/error-codes/victory-rsf/) [Afr](https://commercialappliancerepair.center/error-codes/victory-afr/) Usually leads to [Walk-in cooler repair](https://commercialappliancerepair.center/services/walk-in-cooler-repair/) Shows up as [Walk-In Cooler Warm Above 41°F With Food Inside](https://commercialappliancerepair.center/problems/walk-in-cooler-warm/) [Walk-In Freezer Icing Up on the Coil, Floor and Door Frame](https://commercialappliancerepair.center/problems/walk-in-freezer-icing-up/) [Reach-In Cooler Not Holding Temperature Through a Shift](https://commercialappliancerepair.center/problems/reach-in-not-holding-temperature/) [Prep Table Running Warm in the Top Rail and the Base](https://commercialappliancerepair.center/problems/prep-table-running-warm/) [Commercial Appliance Error Code on a Combi, Fryer, Dish Machine or Laundry Display](https://commercialappliancerepair.center/problems/commercial-error-code/) ### Ignition and gas 15 codes The unit tried to light and never proved a flame, or lit and then lost it. On a fryer, a griddle, a combi or a gas tumbler the ordinary reasons come first: the gas valve at the unit left partly closed after cleaning, a quick-disconnect hose not fully seated, an igniter crusted with grease or lint, a flame sensor or thermopile that no longer reads the heat, or a draft from a hood or a door pulling the pilot away. Checking the valve and running the reset the manual names are fair; if you smell gas, get everyone out first, and the gas valve, the sensor and every fitting stay with a technician. [E89](https://commercialappliancerepair.center/error-codes/alto-shaam-e89/) [E28](https://commercialappliancerepair.center/error-codes/frymaster-e28/) [E-20A](https://commercialappliancerepair.center/error-codes/henny-penny-e-20a/) [E-20B](https://commercialappliancerepair.center/error-codes/henny-penny-e-20b/) [E-20C](https://commercialappliancerepair.center/error-codes/henny-penny-e-20c/) [E-20D](https://commercialappliancerepair.center/error-codes/henny-penny-e-20d/) [HEAT FAIL](https://commercialappliancerepair.center/error-codes/pitco-heat-fail/) [IGNITION FAILURE](https://commercialappliancerepair.center/error-codes/pitco-ignition-failure/) [Service 32.1](https://commercialappliancerepair.center/error-codes/rational-service-32-1/) [Service 60](https://commercialappliancerepair.center/error-codes/rational-service-60/) [IGNITION LOCKOUT](https://commercialappliancerepair.center/error-codes/vulcan-ignition-lockout/) [PILOT OUT](https://commercialappliancerepair.center/error-codes/vulcan-pilot-out/) [E7](https://commercialappliancerepair.center/error-codes/vulcan-e7/) [No Heat](https://commercialappliancerepair.center/error-codes/vulcan-no-heat/) [IGNITION light](https://commercialappliancerepair.center/error-codes/wolf-commercial-ignition-light/) Usually leads to [Commercial cooking line gas repair](https://commercialappliancerepair.center/services/commercial-cooking-line-gas-repair/) Shows up as [Pilot Won't Stay Lit on a Fryer, Griddle or Steamer on the Line](https://commercialappliancerepair.center/problems/commercial-pilot-wont-stay-lit/) [Commercial Kitchen Gas Smell Along the Cooking Line: Clear the Room First](https://commercialappliancerepair.center/problems/commercial-gas-smell/) [Commercial Fryer Not Heating or Slow to Recover Between Baskets](https://commercialappliancerepair.center/problems/commercial-fryer-not-heating/) [Commercial Laundry Tumbler Not Heating: Loads Still Damp After a Full Cycle](https://commercialappliancerepair.center/problems/commercial-laundry-dryer-not-heating/) [Commercial Appliance Error Code on a Combi, Fryer, Dish Machine or Laundry Display](https://commercialappliancerepair.center/problems/commercial-error-code/) ### Water, fill and drain 48 codes Water is not arriving, not reaching its level, not heating or not leaving on time. A dish machine may be short of fill because a supply valve is half closed or its line strainer is clogged, it may drain slowly through a scrap basket full of debris, or its booster may be too scaled to heat the rinse; a combi's steam generator may be scaled or its water treatment exhausted; a washer-extractor may time out on a slow drain. Opening the supply valve, cleaning strainers with the unit off and checking the drain line are fair; a pump, a fill valve, a heater or a leak near wiring is a visit. [E01](https://commercialappliancerepair.center/error-codes/alto-shaam-e01/) [E34](https://commercialappliancerepair.center/error-codes/alto-shaam-e34/) [E57](https://commercialappliancerepair.center/error-codes/alto-shaam-e57/) [E105](https://commercialappliancerepair.center/error-codes/alto-shaam-e105/) [Water Level Error](https://commercialappliancerepair.center/error-codes/blodgett-water-level-error/) [Delime Error](https://commercialappliancerepair.center/error-codes/blodgett-delime-error/) [Flush Error](https://commercialappliancerepair.center/error-codes/blodgett-flush-error/) [LOW WATER light](https://commercialappliancerepair.center/error-codes/cleveland-low-water-light/) [F2](https://commercialappliancerepair.center/error-codes/dexter-f2/) [F8](https://commercialappliancerepair.center/error-codes/dexter-f8/) [E33](https://commercialappliancerepair.center/error-codes/frymaster-e33/) [E41](https://commercialappliancerepair.center/error-codes/frymaster-e41/) [E42](https://commercialappliancerepair.center/error-codes/frymaster-e42/) [E81](https://commercialappliancerepair.center/error-codes/frymaster-e81/) [LO H2O](https://commercialappliancerepair.center/error-codes/hatco-lo-h2o/) [Error Indicator Light](https://commercialappliancerepair.center/error-codes/hatco-error-indicator-light/) [019](https://commercialappliancerepair.center/error-codes/hobart-019/) [021](https://commercialappliancerepair.center/error-codes/hobart-021/) [032](https://commercialappliancerepair.center/error-codes/hobart-032/) [033](https://commercialappliancerepair.center/error-codes/hobart-033/) [035](https://commercialappliancerepair.center/error-codes/hobart-035/) [F18](https://commercialappliancerepair.center/error-codes/miele-professional-f18/) [Waterproof](https://commercialappliancerepair.center/error-codes/miele-professional-waterproof/) [Intake](https://commercialappliancerepair.center/error-codes/miele-professional-intake/) [Drain](https://commercialappliancerepair.center/error-codes/miele-professional-drain/) [Drainage fault](https://commercialappliancerepair.center/error-codes/miele-professional-pwm-drain-filter-message/) [Water intake fault](https://commercialappliancerepair.center/error-codes/miele-professional-pwm-water-intake-message/) [Waterproof system activated](https://commercialappliancerepair.center/error-codes/miele-professional-pwm-waterproof-system-activated/) [Check water drain](https://commercialappliancerepair.center/error-codes/miele-professional-pdr-check-water-drain/) [DRAINING TURN OFF](https://commercialappliancerepair.center/error-codes/pitco-draining-turn-off/) [POSSIBLE FILTER ISSUE – CHECK AND RESOLVE](https://commercialappliancerepair.center/error-codes/pitco-possible-filter-issue/) [Service 10](https://commercialappliancerepair.center/error-codes/rational-service-10/) [Service 11](https://commercialappliancerepair.center/error-codes/rational-service-11/) [Service 25](https://commercialappliancerepair.center/error-codes/rational-service-25/) [Service 40](https://commercialappliancerepair.center/error-codes/rational-service-40/) [Service 41](https://commercialappliancerepair.center/error-codes/rational-service-41/) [Service 42.1](https://commercialappliancerepair.center/error-codes/rational-service-42-1/) [E FL](https://commercialappliancerepair.center/error-codes/speed-queen-e-fl/) [E dr](https://commercialappliancerepair.center/error-codes/speed-queen-e-dr/) [E nFLo](https://commercialappliancerepair.center/error-codes/speed-queen-e-nflo/) [E oF](https://commercialappliancerepair.center/error-codes/speed-queen-e-of/) [E FL](https://commercialappliancerepair.center/error-codes/unimac-e-fl/) [E dr](https://commercialappliancerepair.center/error-codes/unimac-e-dr/) [E Ld](https://commercialappliancerepair.center/error-codes/unimac-e-ld/) [E LF](https://commercialappliancerepair.center/error-codes/unimac-e-lf/) [ESd](https://commercialappliancerepair.center/error-codes/unimac-esd/) [E10](https://commercialappliancerepair.center/error-codes/vulcan-e10/) [E90](https://commercialappliancerepair.center/error-codes/vulcan-e90/) Usually leads to [Dish machine repair](https://commercialappliancerepair.center/services/dish-machine-repair/) Shows up as [Dish Machine Not Draining: Dirty Water Left in the Tank](https://commercialappliancerepair.center/problems/dish-machine-not-draining/) [Dish Machine Not Reaching Temperature on the Wash or Final Rinse](https://commercialappliancerepair.center/problems/dish-machine-not-reaching-temperature/) [Combi Oven Steam Problem: Weak Steam, Scale or a Dry Cavity](https://commercialappliancerepair.center/problems/combi-oven-steam-problem/) [Water on the Commercial Kitchen Floor Near Equipment and Outlets](https://commercialappliancerepair.center/problems/commercial-water-on-the-floor/) [Commercial Appliance Error Code on a Combi, Fryer, Dish Machine or Laundry Display](https://commercialappliancerepair.center/problems/commercial-error-code/) ### Motors and drives 27 codes Something that should turn is not turning, or not at the speed the controller expects. A washer-extractor's drive or its inverter may stop the spin when the load is out of balance or a bearing drags, a tumbler's belt may slip so the drum barely moves, a convection or combi fan may slow on worn bearings and bake unevenly, and a dish machine's wash pump may hum without spraying. Redistributing a load, confirming the door is latched and running the machine's own test cycle are fair; a drum, a belt or a motor is a visit, and nobody reaches into a drum that could still move. [E03](https://commercialappliancerepair.center/error-codes/alto-shaam-e03/) [Fan Error](https://commercialappliancerepair.center/error-codes/blodgett-fan-error/) [F9](https://commercialappliancerepair.center/error-codes/dexter-f9/) [F14](https://commercialappliancerepair.center/error-codes/dexter-f14/) [F17](https://commercialappliancerepair.center/error-codes/dexter-f17/) [E25](https://commercialappliancerepair.center/error-codes/frymaster-e25/) [E03](https://commercialappliancerepair.center/error-codes/garland-e03/) [Fan Is Stopped](https://commercialappliancerepair.center/error-codes/hatco-fan-is-stopped/) [MC1_COMM_LOST](https://commercialappliancerepair.center/error-codes/middleby-marshall-mc1-comm-lost/) [MC2_COMM_LOST](https://commercialappliancerepair.center/error-codes/middleby-marshall-mc2-comm-lost/) [FAN_HIGH_CURRENT](https://commercialappliancerepair.center/error-codes/middleby-marshall-fan-high-current/) [FAN LOW CURRENT](https://commercialappliancerepair.center/error-codes/middleby-marshall-fan-low-current/) [MC1_HIGH_CURRENT](https://commercialappliancerepair.center/error-codes/middleby-marshall-mc1-high-current/) [FAN FAULT](https://commercialappliancerepair.center/error-codes/middleby-marshall-fan-error/) [F78](https://commercialappliancerepair.center/error-codes/miele-professional-f78/) [Align the machine](https://commercialappliancerepair.center/error-codes/miele-professional-pwm-align-the-machine/) [Rinse the lint filter and plinth filter](https://commercialappliancerepair.center/error-codes/miele-professional-pdr-rinse-the-lint-filter/) [Service 47.1](https://commercialappliancerepair.center/error-codes/rational-service-47-1/) [Service 110](https://commercialappliancerepair.center/error-codes/rational-service-110/) [E Ub1](https://commercialappliancerepair.center/error-codes/speed-queen-e-ub1/) [E bELt](https://commercialappliancerepair.center/error-codes/speed-queen-e-belt/) [E d 22](https://commercialappliancerepair.center/error-codes/speed-queen-e-d-22/) [E d 29](https://commercialappliancerepair.center/error-codes/speed-queen-e-d-29/) [S1](https://commercialappliancerepair.center/error-codes/turbo-air-s1/) [F1](https://commercialappliancerepair.center/error-codes/turbochef-f1/) [E Ub](https://commercialappliancerepair.center/error-codes/unimac-e-ub/) [Ed04](https://commercialappliancerepair.center/error-codes/unimac-ed04/) Usually leads to [Commercial laundry machine repair](https://commercialappliancerepair.center/services/commercial-laundry-machine-repair/) Shows up as [Commercial Laundry Machine Not Spinning: Loads Left Soaking Wet](https://commercialappliancerepair.center/problems/commercial-laundry-machine-not-spinning/) [Commercial Laundry Tumbler Not Heating: Loads Still Damp After a Full Cycle](https://commercialappliancerepair.center/problems/commercial-laundry-dryer-not-heating/) [Commercial Convection Oven Baking Unevenly Across the Racks](https://commercialappliancerepair.center/problems/commercial-oven-uneven-bake/) [Commercial Appliance Error Code on a Combi, Fryer, Dish Machine or Laundry Display](https://commercialappliancerepair.center/problems/commercial-error-code/) ### Controls and power 65 codes The controller itself is reporting trouble, or the supply behind it is: a display with dead segments, a keypad that stopped responding after steam or degreaser got behind it, relays that stick, stored recipes or cycles that vanished overnight, a blown control fuse, or one leg of a three-phase feed missing so half the heat or the pump is gone. A full power cycle at the breaker, done as the manual describes, clears a passing glitch; a code that returns, a scorched smell or any sign of moisture behind the panel means the breaker stays off, and that is a visit. [E02](https://commercialappliancerepair.center/error-codes/alto-shaam-e02/) [E92](https://commercialappliancerepair.center/error-codes/alto-shaam-e92/) [E108](https://commercialappliancerepair.center/error-codes/alto-shaam-e108/) [uLi](https://commercialappliancerepair.center/error-codes/beverage-air-uli/) [uHi](https://commercialappliancerepair.center/error-codes/beverage-air-uhi/) [Com Error](https://commercialappliancerepair.center/error-codes/blodgett-com-error/) [uLi](https://commercialappliancerepair.center/error-codes/delfield-uli/) [uHi](https://commercialappliancerepair.center/error-codes/delfield-uhi/) [F1](https://commercialappliancerepair.center/error-codes/dexter-f1/) [F3](https://commercialappliancerepair.center/error-codes/dexter-f3/) [F13](https://commercialappliancerepair.center/error-codes/dexter-f13/) [F15](https://commercialappliancerepair.center/error-codes/dexter-f15/) [F16](https://commercialappliancerepair.center/error-codes/dexter-f16/) [F18](https://commercialappliancerepair.center/error-codes/dexter-f18/) [F19](https://commercialappliancerepair.center/error-codes/dexter-f19/) [E19](https://commercialappliancerepair.center/error-codes/frymaster-e19/) [E53](https://commercialappliancerepair.center/error-codes/frymaster-e53/) [E01](https://commercialappliancerepair.center/error-codes/garland-e01/) [E02](https://commercialappliancerepair.center/error-codes/garland-e02/) [E05](https://commercialappliancerepair.center/error-codes/garland-e05/) [E10](https://commercialappliancerepair.center/error-codes/garland-e10/) [E29](https://commercialappliancerepair.center/error-codes/garland-e29/) [Communication Error](https://commercialappliancerepair.center/error-codes/hatco-communication-error/) [Touch Panel Error](https://commercialappliancerepair.center/error-codes/hatco-touch-panel-error/) [Error F69](https://commercialappliancerepair.center/error-codes/hatco-error-f69/) [E-4](https://commercialappliancerepair.center/error-codes/henny-penny-e-4/) [E-15](https://commercialappliancerepair.center/error-codes/henny-penny-e-15/) [E-25](https://commercialappliancerepair.center/error-codes/henny-penny-e-25/) [E-26](https://commercialappliancerepair.center/error-codes/henny-penny-e-26/) [E-27](https://commercialappliancerepair.center/error-codes/henny-penny-e-27/) [E-41](https://commercialappliancerepair.center/error-codes/henny-penny-e-41/) [E-47](https://commercialappliancerepair.center/error-codes/henny-penny-e-47/) [E-92](https://commercialappliancerepair.center/error-codes/henny-penny-e-92/) [038](https://commercialappliancerepair.center/error-codes/hobart-038/) [049](https://commercialappliancerepair.center/error-codes/hobart-049/) [UHi](https://commercialappliancerepair.center/error-codes/hoshizaki-uhi/) [ULo](https://commercialappliancerepair.center/error-codes/hoshizaki-ulo/) [Err](https://commercialappliancerepair.center/error-codes/huebsch-err/) [EC18](https://commercialappliancerepair.center/error-codes/huebsch-ec18/) [Right-most decimal point lit](https://commercialappliancerepair.center/error-codes/huebsch-network-decimal/) [IO_COMM_LOST](https://commercialappliancerepair.center/error-codes/middleby-marshall-io-comm-lost/) [F33](https://commercialappliancerepair.center/error-codes/miele-professional-f33/) [Door will not lock](https://commercialappliancerepair.center/error-codes/miele-professional-pwm-door-will-not-lock/) [uLi](https://commercialappliancerepair.center/error-codes/randell-uli/) [uHi](https://commercialappliancerepair.center/error-codes/randell-uhi/) [Service 29](https://commercialappliancerepair.center/error-codes/rational-service-29/) [Service 50](https://commercialappliancerepair.center/error-codes/rational-service-50/) [E dL](https://commercialappliancerepair.center/error-codes/speed-queen-e-dl/) [E dL1](https://commercialappliancerepair.center/error-codes/speed-queen-e-dl1/) [E door](https://commercialappliancerepair.center/error-codes/speed-queen-e-door/) [ALArn](https://commercialappliancerepair.center/error-codes/speed-queen-alarn/) [ELE LOS](https://commercialappliancerepair.center/error-codes/traulsen-ele-los/) [PFA](https://commercialappliancerepair.center/error-codes/traulsen-pfa/) [uLi](https://commercialappliancerepair.center/error-codes/true-uli/) [EoC](https://commercialappliancerepair.center/error-codes/true-eoc/) [EE](https://commercialappliancerepair.center/error-codes/true-ee/) [F12](https://commercialappliancerepair.center/error-codes/turbochef-f12/) [E dL](https://commercialappliancerepair.center/error-codes/unimac-e-dl/) [E do](https://commercialappliancerepair.center/error-codes/unimac-e-do/) [Ed06](https://commercialappliancerepair.center/error-codes/unimac-ed06/) [EHI](https://commercialappliancerepair.center/error-codes/victory-ehi/) [SrC](https://commercialappliancerepair.center/error-codes/victory-src/) [Etc](https://commercialappliancerepair.center/error-codes/victory-etc/) [E4](https://commercialappliancerepair.center/error-codes/vulcan-e4/) [E71](https://commercialappliancerepair.center/error-codes/vulcan-e71/) Usually leads to [Commercial controls and board repair](https://commercialappliancerepair.center/services/commercial-controls-and-board-repair/) Shows up as [Restaurant Equipment Burning Smell: Scorched Oil, Hot Wiring or Lint](https://commercialappliancerepair.center/problems/commercial-burning-smell/) [Commercial Convection Oven Baking Unevenly Across the Racks](https://commercialappliancerepair.center/problems/commercial-oven-uneven-bake/) [Commercial Appliance Error Code on a Combi, Fryer, Dish Machine or Laundry Display](https://commercialappliancerepair.center/problems/commercial-error-code/) For the heart of your home. ## Questions about the codes. ### The code on our unit is not here. What now? A code gets a page only after we have read it in the maker's own manual. Until then, type the code or the flashing light into the booking and the technician checks it against the manual for your serial. ### Two units show the same code. Is it the same problem? Not necessarily. Each maker writes its own table, and the same characters can mean a failed probe on a reach-in controller and a drain timeout on a washer-extractor. Always read a code together with that unit's data plate. ### Can the crew clear a commercial code themselves? Sometimes. Check that the gas valve is open, the breaker is on, the water supply is on, the drain is clear and the filters are clean, then run the reset the manual describes. A code that returns within a day points to a part, and after a gas smell, a fire or a burning smell, skip the reset and book. ### The controller shows a code but the unit works. Is something broken? Maybe not. Many controllers report a state rather than a failure: a defrost that pauses cooling, a delime or clean cycle on a combi, an energy save setting between rushes, or a door-open alarm. Those pages explain how to leave the state without any part. --- **[Read on the site: Commercial Appliance Error Codes — What They Mean](https://commercialappliancerepair.center/error-codes/)** **[Book a visit with CommercialApplianceRepair.center](https://commercialappliancerepair.center/schedule/)**