Compressor Not Running Flowchart - GE ZIS360NR Technical Service Manual

Compressor Not Running Flowchart

Unplug refrigerator. Warm
freezer thermistor to 70 F.
Connect power and set
temperature controls to
maximum settings.
Does compressor start?
YES
Adjust settings and
allow 24 hours to
stabilize.
Replace inverter.
Check condenser
fan for operation.
NO
Fan operating?
YES
Note : A signal voltage from the
main board to the inverter of less
than 5 VDC indicates a bad
main board.
Verify signal voltage of 5 to
12 VDC at the main control
board connector J15.
Is voltage OK?
YES
Disconnect the main control
board signal wire at the inverter
and verify signal voltage of
5 to 12 VDC.
Voltage OK?
YES
Check compressor for
proper resistance.
9 to 11 ohms should be
measured between all
pins.
Resistance OK?
YES
Check for 120 VAC
(L1) at inverter.
Voltage present?
YES
Check compressor
lead wires and
connections.
Wires and NO
YES
connections OK?
Repair lead wire or
connection.
NO
Verify freezer
thermisor is within
proper range using
thermistor values
YES chart. Is thermsitor
within proper range
Go to Condenser
Fan Not Running
flowchart.
Replace main
NO
control board.
Replace wiring
harness from main
NO
control board to
inverter.
Replace compressor.
Note: When ordering a replacement
compressor, order the compressor and
NO
inverter. Replace the compressor first.
If the compressor does not start
replace the inverter.
Repair inverter
NO
wiring.
– 62 –
NO
Check wiring
connections. If
wiring is OK, replace
thermsitor.