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A gray electrical disconnect box on a tiled commercial kitchen wall beside a stainless convection oven, the oven's heavy power cord running up to it, the disconnect handle set to off, nobody near it.

Frymaster E19: the heat control latch did not hold on the FQ4000

When the FQ4000 calls for heat, a latch circuit and heat contactor have to close and stay closed.

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Mon–Sat, 8am–8pm

  • Controls and power
  • Commercial controls and board repair
  • Source: Frymaster

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What E19
actually means.

When the FQ4000 calls for heat, a latch circuit and heat contactor have to close and stay closed. If that does not happen, the vat does not heat and the controller logs E19. Frymaster's troubleshooting table lists a gas valve left off, a failed controller, a failed transformer, a failed contactor or an open high-limit thermostat as causes.

Frymaster commercial appliance display · also shown as HEATING FAILURE, HEATING FAILURE – XXX F

What to do when E19 shows on the commercial appliance

Kind of codeControls and power

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.

Usually leads toCommercial controls and board repair

Controllers, touch panels, relays, contactors and interlocks tested, and replaced only when the evidence says so.

Shows up asCommercial Appliance Error Code on a Combi, Fryer, Dish Machine or Laundry Display

A commercial appliance error code appears as letters or numbers on a combi, fryer, reach-in controller, dish machine or laundry machine display, or as a flashing light or an alarm tone.

MakeFrymaster

A Frymaster fryer is serviced cold: the visit waits until the oil has come down and the vat has been drained by the crew.

SourceFrymaster FilterQuick FQG30U easyTouch gas fryer manual with FQ4000 controller (error log codes, section 5.6)

FQ4000 easyTouch touchscreen controller on FilterQuick fryers (FQG30U and related FilterQuick gas and electric models). The same troubleshooting row covers E19 and E28 together.

Before you book,
in this order.

Each step comes from Frymaster's own guidance for E19 on its commercial appliances. Follow it to the end: the last card says whether this is a visit.

01

Check that the gas valve on the fryer is in the on position and that the gas quick-disconnect behind the fryer is fully seated, without loosening any fitting.

02

Power-cycle the controller once, pausing roughly sixty seconds between off and on; Frymaster notes this message can show at startup while air clears the gas lines.

03

If HEATING FAILURE returns with gas confirmed on, shut the vat down and have the contactor, transformer and high-limit circuit tested on a visit.

Still there?

It usually turns into commercial controls and board repair. Book with the code and the model number.

What not to do

E19 is about the heat circuit not engaging; E28 is the gas burner failing to light and the ignition module locking out. A slow climb to temperature with no error is a recovery problem (E44), not E19.

What you may
notice with it.

The commercial appliance problems E19 tends to arrive with. Answer these at the commercial appliance before anyone is booked.

All problems

Before you call

Commercial Appliance Error Code on a Combi, Fryer, Dish Machine or Laundry Display

All 8 causes, cheapest first

It also comes with

Close view of the dark touch control panel on the front of a stainless combi oven in a commercial kitchen, one abstract amber warning indicator glowing among unlit icons, the steam-fogged glass door blurred beside it. Problem

Commercial Appliance Error Code on a Combi, Fryer, Dish Machine or Laundry Display

8 causes, cheapest first

Where E19 usually leads

Commercial controls and board repair.

Controller, touch panel, probe or sensor, relay, contactor, power supply, door switch or interlock, tested before anything is changed · moderate.
Book a visit What the job involves

Frymaster
commercial appliances.

A Frymaster fryer is serviced cold: the visit waits until the oil has come down and the vat has been drained by the crew.

Frymaster commercial appliance repair

More Frymaster codes

E13E16E17E18E25E28E33E39E41E42E44E53
All 15 Frymaster codes

Controls and power on other makes

Alto-Shaam E02Beverage-Air uLiBlodgett Com ErrorDelfield uLiDexter F1Garland E01Hatco Communication ErrorHenny Penny E-4
All 64 codes of this kind
A working restaurant cooking line under a stainless ventilation hood, two stainless gas fryers with baskets hanging above the oil, a flat griddle and a combi oven with a glass door beside them, the equipment clearly the subject, a cook seen only from behind and shoulders down at the far end of the line, warm kitchen light, small blue flames visible under the griddle. Frymaster builds this

Commercial cooking equipment

Fryers, griddles, charbroilers, restaurant ranges, convection and combi ovens, steamers, kettles, holding cabinets and toasters, on gas or electric, that make up the hot side of a kitchen line.

In Frymaster's own words

Heating Control latch circuit failed.
Frymaster FilterQuick FQG30U easyTouch gas fryer manual with FQ4000 controller (error log codes, section 5.6) Frymaster FilterQuick FQG30U easyTouch gas fryer manual with FQ4000 controller (error log codes, section 5.6) Frymaster FilterQuick FQG30U easyTouch gas fryer manual with FQ4000 controller (error log codes, section 5.6)

Every code on this site is taken from the manufacturer's documentation, never from a forum or a parts listing. FQ4000 easyTouch touchscreen controller on FilterQuick fryers (FQG30U and related FilterQuick gas and electric models). The same troubleshooting row covers E19 and E28 together.

Frymaster E19 commercial appliance repair,
where we come out.

The same visit in every metro below: the code, the model number, and a diagnosis before any part is ordered.

All service areas

Tampa BayFL · 31 areas

OrlandoFL · 30 areas

Miami / South FloridaFL · 47 areas

New York MetroNY · 75 areas

HoustonTX · 36 areas

ChicagoIL · 50 areas

Los AngelesCA · 95 areas

San DiegoCA · 31 areas

San Francisco Bay AreaCA · 74 areas

A restaurant team working a busy commercial kitchen line.
For the heart of your home.

Questions
about E19.

Can I clear E19 myself?
Check that the gas valve on the fryer is in the on position and that the gas quick-disconnect behind the fryer is fully seated, without loosening any fitting. If it comes back, it needs a visit.
Why does my Frymaster show HEATING FAILURE right after a filter cycle?
Air can get into the gas lines at startup, and Frymaster says the message is normal in that case. If it keeps coming back once the fryer has been running, the latch circuit needs testing.
Is E19 a gas problem or an electrical one on a Frymaster?
It can be either. A closed gas valve shows up the same way as a failed contactor or transformer, which is why the gas valve is checked first.
Will a Frymaster with E19 heat at all?
Normally not on the affected vat, because the circuit that turns heat on is not holding. The other vat of a split or battery may still work.

Back to your everyday

Still showing E19?

A booking with a code goes further when it has the code as shown, the model and serial from the data plate, and a word on whether the unit still holds temperature, heats, rinses or spins. With those three, the office can match the likely part to your unit the same day.

Schedule a repair Call (844) 571-4566
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