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Run Forced Operation
Diagnostics
8-3) When COMP does not operat
1. If it doesnotpass5 min after a desired Temp reached, COMP does not operate.
2. During Defrost, COMP does not operate.
3. With the disconnected Freezer Sensor or Refrigerator Sensor, COMP does not operate because MAIN PCB picks
up theTemp as a desired level.
Is Forced Operation on?
Start
NO
Soldering checkout/
Change MICOM or PCB
Is the MICOM #29 output
"HIGH"(5V)?
NO
Change or repair IC3/
Change PCB
Is the IC3 #15
"LOW"?
NO
Change or repair RELAY /
Change PCB
Is COMP RELAY normal?
NO
Insert Connector completely /
Check its connection
Is contact of CONNECTOR
CN71 #13contact normal
NO
Change/repair COMP
Does COMP ASS'Y
Function normally?
NO
YES
YES
YES
YES
YES
YES
Check wire
assembly/connection
Pre-Check