TurboChef HIGH H BATCH 2, Service Manual

Page: 47 / 82

DIAGNOSING
AN
ISSUE
29
NO
NO
Troubleshooting:
F2: LOW TMP (Cook Temperature Low)
YES
NO
Is wiring from the
door switch to the
control board OK?
(See page 49 for
schematic.)
Adjust or replace
door switch if
necessary. (page 46)
If the problem
persists, replace the
control board.
(page 39)
Does the display read “Cook Door
Open” when the door is closed?
YES
NO
YES
Ensure the jam nut is
adequately tightened
and the flange nut
(behind jam nut) is
not over-tightened. If
the problem persists,
replace the defective
heater. (page 43)
Replace SSR.
(page 39)
NO
YES
YES
Replace the control
board. (page 39)
Correct wiring.
YES NO
Reset and determine
why it tripped – excess
grease buildup, etc.
(Figure 26, page 24)
Is the heater element
defective?
Is the high-limit
thermostat tripped?
Is the SSR defective?
Is wiring from
SSR to the control
board OK?
(See page 49 for
schematic.)
Correct wiring.