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Evaporator Fan Not Running
Always check fan for obstruction first.
Unplug refrigerator to reset
main control board.
Warm freezer thermistor to 70 ˚F.
Set temperature controls to 37 ˚F
and 0 ˚F. Reconnect power.
At the evaporator fan connector, check for
13 VDC from the red to white wire and
8-13 VDC from the yellow to white wire.
Is the voltage correct for both?
Replace
evaporator fan
motor.
Unplug J2 connector on the main control board.
Check for 13 VDC between pins J2-8 and J2-3
and 8-13 VDC between pins J2-4 and J2-3.
Is the voltage correct for both?
YES
NO
Repair wiring between main control
board and evaporator fan motor.
YES
Replace main
control board.
NO
Note: When no voltage at
main control board, make
certain to check for
shorted fan motor (less
than 1K ohm between
white to red or white to
yellow). A shorted fan
motor will damage the
replacement main board.
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