Model reference
LG LTCS20020W/00
Refrigerator
1 document8 error codes5 service modes
Available documentation
Service Manual
- Refrigerator Service Manual51 pg
MyPros+ Max
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Error codes (8)
CodeMeaning
LED 1 timeAD-offset Error on compressor PCBLED 6 timesCircuit over-current error on compressor PCBLED 7 timesPCB defect (IPM fault)R1Failure of Refrigerator SensorR2Failure of Defrost SensorR3Failure of Room Temperature SensorR4Failure of Defrost modeR5Failure of Fan Motor at freezer compartmentService modes (5)
- Demonstration MODE (OFF)["Press the Temperature Adjust button until the OFF LED turns ON.","After selecting the…
- Error Diagnostic Mode - Early Check["All errors except room temperature sensor error are displayed only after 3 hours of sensing the…
- LED Check Mode["Press and hold the ADJUST TEMP button for 1 second or longer.","Every LED on the display turns on…
- TEST MODE 1["Locate the test button on the Main PCB (Test S/W).","Push the test button once.","Compressor ON…
- TEST MODE 2["Enter TEST MODE 1 first by pushing the test button once.","Push the test button once again while…
Full entry steps, exit procedures, and test sequences are available in Max.
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