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The inside of a cold commercial deck oven in a pizzeria with its door open, the pizza oven's stone deck bare and a thin steel temperature probe visible along the back wall, nobody at the oven.

TurboChef F5: the cook chamber has run too hot

CC stands for cook chamber.

(844) 747-3662

Mon–Sat, 8am–8pm

  • Temperature and sensors
  • Pizza oven thermostat and control repair
  • Source: TurboChef

Book a visit

Three short steps, about a minute.

or call (844) 747-3662

What F5
actually means.

CC stands for cook chamber. F5 means the chamber went above its safe temperature. TurboChef names blocked airflow into the oven first, then a problem with the blower motors or heater, then a defective solid-state relay, the switch that pulses power to the heaters.

TurboChef pizza oven display · also shown as F5: CC Over Temp

What to do when F5 shows on the pizza oven

Kind of codeTemperature and sensors

A probe is handing the controller a reading it cannot believe, or none at all: a deck or tunnel sensor coated in baked-on flour and grease, its lead chafed or scorched where it passes the heat, or a connector loosened by years of doors slamming. The oven then runs hot, stalls short of its setting or shuts the heat off to protect itself. Letting the oven cool and restarting it is reasonable; a sensor that still reads wrong sits behind a panel, and that is a visit.

Usually leads toPizza oven thermostat and control repair

Thermostats calibrated or replaced, probes, timers, boards and displays repaired, so the pizza oven holds the temperature the cooks set and shows the right number.

Shows up asPizza Oven Error Code on a Deck, Conveyor or Rapid-Cook Display

A pizza oven error code shows as letters or numbers on the display of a conveyor, deck or rapid-cook oven, a flashing light on its panel, or a message about ignition, heat, belt or airflow.

MakeTurboChef

A TurboChef call starts with the menu item that came out wrong and the recipe setting it ran on, since a rapid-cook oven follows those settings to the second.

SourceTurboChef High h Conveyor (HhC 1618, 2020, 2620) owner's manual, HCT-4201 Rev U

Listed in the legacy-controller troubleshooting table of the HhC 1618, 2020 and 2620 owner's manual. The Single Batch manual does not list F5.

Before you book,
in this order.

Each step comes from TurboChef's own guidance for F5 on its pizza ovens. Follow it to the end: the last card says whether this is a visit.

01

Switch the oven to off and let it cool; do not reach into the chamber while it is hot.

02

Check the air intakes and the space around the oven for boxes, towels or anything pushed against it, and clear them.

03

Restart and watch the set and actual temperature; if F5 returns with clear airflow, book a visit, because the blower motors, heater or relay are next on the list.

Still there?

It usually turns into pizza oven thermostat and control repair. Book with the code and the model number.

What not to do

F5 is about the cook chamber, not the electrical compartment; overheating on the control side is F6. It is also different from F8, where the separate high-limit safety has already opened.

What you may
notice with it.

The pizza oven problems F5 tends to arrive with. Answer these at the pizza oven before anyone is booked.

All problems

Before you call

Pizza Oven Error Code on a Deck, Conveyor or Rapid-Cook Display

All 7 causes, cheapest first

It also comes with

Close view of the dark digital control panel on the side of a stainless conveyor pizza oven, one abstract amber indicator glowing beside unlit segments, the edge of the pizza oven belt blurred behind it. Problem

Pizza Oven Error Code on a Deck, Conveyor or Rapid-Cook Display

7 causes, cheapest first

Where F5 usually leads

Pizza oven thermostat and control repair.

Thermostat calibrated or replaced, temperature probe, timer, controller board or display · moderate.
Book a visit What the job involves

TurboChef
pizza ovens.

A TurboChef call starts with the menu item that came out wrong and the recipe setting it ran on, since a rapid-cook oven follows those settings to the second.

TurboChef pizza oven repair

More TurboChef codes

F1F2F6F7F8F9Oven Door OpenEr1COOLING DOWNOVEN IDLESOAKING

Temperature and sensors on other makes

Fontana Forni Er1Marra Forni OpenMiddleby Marshall PROBE # OPENWood Stone open
All 13 codes of this kind
A stainless conveyor pizza oven on a pizzeria counter, the conveyor pizza oven's wire belt carrying two pizzas out of the tunnel mouth, a stacked tunnel oven above it, a tiled wall behind, warm indoor light. TurboChef builds this

Conveyor and rapid-cook pizza oven

A tunnel oven whose wire belt carries pizzas through hot air jets, and the countertop rapid-cook ovens that bake a pizza in minutes.

In TurboChef's own words

F5: CC Over Temp
TurboChef High h Conveyor (HhC 1618, 2020, 2620) owner's manual, HCT-4201 Rev U TurboChef High h Conveyor (HhC 1618, 2020, 2620) owner's manual, HCT-4201 Rev U TurboChef High h Conveyor (HhC 1618, 2020, 2620) owner's manual, HCT-4201 Rev U

Every code on this site is taken from the manufacturer's documentation, never from a forum or a parts listing. Listed in the legacy-controller troubleshooting table of the HhC 1618, 2020 and 2620 owner's manual. The Single Batch manual does not list F5.

TurboChef F5 pizza oven 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 family sliding a pizza into a wood-fired pizza oven on a sunny patio.
For the heart of your home.

Questions
about F5.

Can I clear F5 myself?
Switch the oven to off and let it cool; do not reach into the chamber while it is hot. If it comes back, it needs a visit.
What does CC Over Temp mean on a TurboChef HhC?
CC is the cook chamber. The message says the chamber itself got hotter than it should, which is why the manual looks first at anything choking the air coming into the oven.
Can a stuck relay cause TurboChef F5?
Yes. A defective SSR is on the manual's list: if it fails closed, the heaters stay on regardless of the set point. That is a job for a technician with a meter, not the operator.
Is my HhC safe to use after an F5?
Only once the cause is found. If clearing the airflow and a cool restart do not stop F5, keep the oven off and book a visit.

Back to your everyday

Still showing F5?

A booking with a code goes further when it has the code copied as shown, the model and serial from the rating plate, and a note on whether the oven still lights, heats or moves its belt. With those three, the office can match the likely part to your oven the same day.

Schedule a repair Call (844) 747-3662
(844) 747-3662 Schedule a repair