TurboChef 3240 - No Display

36 TROUBLESHOOTING
Troubleshooting:
F5: CC OVER TEMP (CC Over Temp)
NO
Is the unit calling for
heat? (if % on front
display is greater
than 0%)
YES
Is the set temperature
higher than the cook
cavity temperature?
YES
Adjust the set
temperature
(page 13).
Replace the I/O
control board
(page A-8).
NO
Open the rear access
panel (page 1).
Remove the white
wire from the modu-
lating gas valve (page
A-14). Does the unit
continue to heat?
YES
NO
Is the white wire
shorted to the
chassis?
YES
NO
Repair wiring
(page 45).
Replace the I/O
control board
(page A-8).
Reset the minimum
flame gas pressure
(page 3). Does the oven
continue to heat?
Replace the
modulating
gas valve.
(page A-14)
Operate
normally.
YES
NO