

Dexter F16: the motor drive is overheating
F16 is the drive's overheat message.
Mon–Sat, 8am–8pm
- Controls and power
- Commercial controls and board repair
- Source: Dexter
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What F16
actually means.
F16 is the drive's overheat message. Dexter asks for the drive's heat sink fins and fan cover louvers to be clean and for the cooling fan to run once the drum starts turning.
Dexter commercial appliance display · also shown as DRIVE OH
What to do when F16 shows on the commercial applianceKind 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.
MakeDexter
A Dexter call in a laundromat is often set for opening time, before customers load the row and every pocket of the room is in use.
SourceDexter common troubleshooting and error code reference for T-Series vended front-loads (Part 8533, 9/19)
Dexter T-Series vended front-load machines (T-300 through T-1450) covered by Dexter's 2019 troubleshooting reference; the drive codes come from the variable frequency drive these models use.
Before you book,
in this order.
Each step comes from Dexter's own guidance for F16 on its commercial appliances. Follow it to the end: the last card says whether this is a visit.
Let the machine cool with power off.
Make sure the room is ventilated and nothing blocks the back of the machine.
Book a visit to clean the drive heat sink and test its fan.
Still there?
It usually turns into commercial controls and board repair. Book with the code and the model number.
What not to do
F16 is about the drive, not the motor or wash water. It is not F17, which is an overload of the drive or motor.
What you may
notice with it.
The commercial appliance problem F16 tends to arrive with. Answer these at the commercial appliance before anyone is booked.
All problemsWhere F16 usually leads
Commercial controls and board repair.
Dexter
commercial appliances.
A Dexter call in a laundromat is often set for opening time, before customers load the row and every pocket of the room is in use.
Dexter commercial appliance repairMore Dexter codes
All 15 Dexter codesControls and power on other makes
In Dexter's own words
This error is over-heating on the VF drive
Every code on this site is taken from the manufacturer's documentation, never from a forum or a parts listing. Dexter T-Series vended front-load machines (T-300 through T-1450) covered by Dexter's 2019 troubleshooting reference; the drive codes come from the variable frequency drive these models use.
Dexter F16 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 areasTampa BayFL · 31 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
Questions
about F16.
Can I clear F16 myself?
Why does F16 show up on a Dexter in summer?
What is the fan Dexter mentions for F16?
Can I clean the Dexter drive fins myself?
Back to your everyday
Still showing F16?
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.