GE ZIS360NM 用户手册

– 59 –

Push on damper door to check manual

movement.

Is the damper door stuck?

Push damper door halfway closed.

Unplug refrigerator to reset main control board.

Set temperature controls to 37 ˚F and 0 ˚F.

Reconnect power.

Remove blockage or

replace damper.

YES

NO

Does damper door move

immediately after reconnecting

power?

(You have 10 seconds to check.)

Verify thermistors are

within proper range

using thermistor

values chart.

Is the resistance

within range?

Replace main
control board.

YES

YES

Check wiring

connections. If

OK, replace

thermistor.

NO

Unplug harness connector at damper.

Measure resistance between the

blue and red wires and between the

white and blue wires.

Do you measure approximately 420 ohms for

both readings?

NO

Replace damper.

NO

Unplug J3 connector from main

control board. Reset electronics by

disconnecting power for 15 seconds.

Reconnect power.

Are there 6 VDC between pins J4-3

(common) and each of the pins J3-1,

J3-2, J3-3, and J3-4?

 (You have 10 seconds to check).

YES

Look for wiring

problem between

main control board

and damper.  If

wiring is OK, replace

damper.

YES

Replace main
control board.

NO