TurboChef Technologies High h Batch - Manual (Page 37)

NO
21 D I A G N O S I N G A N I S S U E
Troubleshooting:
F6: EC TEMP (Electrical Compartment (EC) Temperature High)
YES NO
Does the oven have
room to ventilate?
(not tightly enclosed
by other appliances
or fixtures?)
Is the oven in an area of moderate
temperature (120ºF (49ºC) or cooler)?
YES
Are both Cooling
Fans rotating?
NO
Relocate oven to
cooler area.
YES
Check for
obstructions in
the airflow and
remove them.
YES
Replace defective
component – either Cooling
Fan Thermostat (page 43),
I/O Control Board (page 39),
or Fan (page 33).
Troubleshooting:
F7: THERMO (Thermocouple Open)
YES NO
Is the open Thermocouple properly
connected to the I/O Control Board?
(See page 61 for schematic.)
NO
Correct wiring.
YES
NO
Correct connection.
Is Wiring Harness properly
connected? Check Cooling
Fan Thermostat, I/O Control
Board, and Fans. (See page 61
for schematic.)
Move oven to open area
or remove items that are
in close proximity.
Is the CC
Thermocouple an
open circuit?
Using the Ohm
Meter, measure at
40-pin connector.
CC Thermocouple
should measure
approx. 4-5 Ohms.
Replace I/O Control Board.
(page 39)
Replace the defective Thermocouple.
(page 42)