Note:
Evaporator Fan Not Running
• When no voltage at main control board, make certain to check for shorted fan motor (less
than 1k ohm between). A shorted fan motor will damage the replacement main board.
Check fan for obstruction.
Find obstruction?
YES
Remove
obstruction.
NO
Open door and leave open
for 3 minutes to initiate liner
protection mode.
Does fan begin running?
YES
Check thermistors
using thermistor
values or self-
diagnostic test 0-7.
Thermistors pass
Test?
YES
Replace main
board.
NO
Unplug refrigerator to reset
main control board.
Reconnect power. Warm
freezer thermistor to 70 F
and set temperature controls
to 5 and 5.
Did evaporator fan start?
YES
NO
Adjust settings and allow
24 hours to stabilize.
Check wiring
connections. If OK,
replace thermistor.
NO
At the fan connector, check 8
to 13 VDC
YES
Replace
evaporator fan
motor.
NO
Check for 13 VDC
YES
Repair wiring between
main control board and
evaporator fan motor.
NO
Replace main
control board.
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