Damper Door Does Not Operate - GE ZIS360NM Technical Service Manual

Remove blockage or
replace damper.
Verify thermistors are
within proper range
using thermistor
Replace main
YES
control board.
Is the resistance
connections. If

Damper Door Does Not Operate

Push on damper door to check manual
YES
Push damper door halfway closed.
Unplug refrigerator to reset main control board.
Set temperature controls to 37 ˚F and 0 ˚F.
values chart. YES
within range?
NO
Unplug harness connector at damper.
Check wiring
blue and red wires and between the
OK, replace
thermistor.
Do you measure approximately 420 ohms for
control board. Reset electronics by
disconnecting power for 15 seconds.
Are there 6 VDC between pins J4-3
(common) and each of the pins J3-1,
YES
Look for wiring
problem between
main control board
and damper. If
wiring is OK, replace
damper.
movement.
Is the damper door stuck?
NO
Reconnect power.
Does damper door move
immediately after reconnecting
power?
(You have 10 seconds to check.)
NO
Measure resistance between the
white and blue wires.
both readings?
YES
Unplug J3 connector from main
Reconnect power.
J3-2, J3-3, and J3-4?
(You have 10 seconds to check).
– 59 –
NO Replace damper.
NO
Replace main
control board.