TurboChef FRE-1002D - Fault Code Ht and Oven Not Heating

12 TROUBLESHOOTING
Is the controls
compartment cooling fan
operating properly?
Troubleshooting: Fault Code Ht
Ht is displayed on the upper temperature display and indicates that the temperature in
the controls compartment is too hot. The oven will beep when this error occurs.
Correct
the wiring.
Correct
the wiring.
Replace the control
board.
Replace the controls
compartment
cooling fan.
Is the wiring from the
controls compartment
cooling fan to the control
board OK? (See page 15
for schematic.)
Is the wiring from the
controls compartment
cooling fan to the
contactor relay OK?
(See page 15 for
schematic.)
NO
NO
NO
YES
YES
YES
Is either
fuse open/
blown?
Is the contactor
relay defective or
damaged?
Replace the
contactor relay
Replace the
control board.
Correct wiring.
Is the wiring from
the contactor relay
to the control board
OK? (See page 15
for schematic.)
Is the high-limit
thermostat tripped?
Reset and
determine
why it tripped
- excess grease
buildup, etc.
Replace and
determine
why it/they
opened/blew.
Replace the
defective
heater(s).
Verify that the breakers
are not tripped, the outlet
is not damaged, and that
the electrical supply is
su cient for the oven.
Troubleshooting: Oven Not Heating
Use the following troubleshooting steps when the oven is not heating properly.
Is the oven receiving
correct voltage from the
outlet?
Are either heaters defective?
NO
NO
YES
NO
YES
YES
YES
YES
YES
NO
NO
NO