Troubleshooting; Control Diagnostics - GE GBS22**P Technical Service Manual

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A diagnostic aid can be assembled which consists
of a control board, membrane and wiring hamess.
The parts required are WR55X10120,
WR55X1 0068 and WX05X14999.
The control diagnostics allow the technician to
functionally test individual components to aid in
troubleshooting.
On the electronic bottom mount models, the
diagnostics are performed by removing the
existing temperature control board and plugging in
the diagnostic aid or by accessing the main board
on the back of the reftigeratorand plugging into the
J4 connector.
Note: Refrigerators with an electronic temperature
control must have the control disconnected before
attempting the diagnostics test from the main
controlboard.
1. Enter the diagnostic mode by pressing both
the feezer temperature (cor-oen and wnnuen)
pads and the refrigerator temperature (cor-oen
and wnnuen) pads simultaneously.
Note: All four pads must be held for approximately
3 seconds. Blinking "0's" in both displays indicate
the refrigerator has entered the test mode.
3. Press and release any pad other than the
temperature pads to active the test mode.
4. Enterthe display numbers as shown in the
diagnostics chart on the next page for the test
desired.
5. Press and release any pad otherthan the
temperature pads to active the test mode.
Note: Selected models have limited test capability.
See the COMMENTS column in the Diagnostics
Chart on the next page for clarification.
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