Model reference
LG LFD20786ST/00
Refrigerator
1 document9 error codes5 service modes
Available documentation
Service Manual
- Refrigerator Service Manual95 pg
MyPros+ Max
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- Step-by-step diagnostics from the service manual
- Test values, resistance specs, and wiring references
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Error codes (9)
CodeMeaning
Er COAbnormal Display CommunicationEr dHUnsuccessful defrosting operationEr dSAbnormal Defrost SensorEr FFAbnormal Freezer Fan BLDC motor operationEr FSAbnormal Freezer SensorEr ISAbnormal Ice Maker SensorEr ItAbnormal Ice Maker UnitEr rSAbnormal Refrigerator SensorEr rtAbnormal Room Temperature SensorService modes (5)
- Error Check ModePress ICE PLUS + FREEZER TEMP keys simultaneously for more than 3 seconds
- Ice Maker TEST MODEPress and hold the Ice Maker TEST SWITCH for more than 3 seconds
- TEST MODE #1Press the TEST SWITCH on the Main PCB once.
- TEST MODE #2Press the TEST SWITCH on the Main PCB twice.
- TEST MODE #3Press the TEST SWITCH on the Main PCB three times.
Full entry steps, exit procedures, and test sequences are available in Max.
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