Model reference
LG GR-H2273KTG
Refrigerator
1 document8 error codes5 service modes
Available documentation
Service Manual
- 电冰箱维修手册 (Refrigerator Service Manual)74 pg
MyPros+ Max
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- Step-by-step diagnostics from the service manual
- Test values, resistance specs, and wiring references
- Verified part numbers when replacement is needed
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Error codes (8)
CodeMeaning
Er CFCondenser (machine room) fan motor fault.Er COCommunication error between main PWB and display PWB.Er dHDefrost heater faultEr dSDefrost sensor abnormality (open circuit or short circuit in the defrost…Er FSFreezer sensor abnormality (open circuit or short circuit in the freezer…Er IFFreezer compartment fan motor faultEr RSRefrigerator compartment sensor abnormality (open circuit or short circuit in…Er rtRoom temperature (outdoor) sensor abnormality.Service modes (5)
- Freezer Fan Speed Change CheckWhile the freezer fan is operating, simultaneously press the freezer and refrigerator temperature…
- LED Check FunctionSimultaneously press the freezer temperature control button and refrigerator temperature control…
- Test Mode 1 — Forced Start (Compressor Run)Press the test button on the main PWB once
- Test Mode 2 — Check Freezer FanPress the test button on the main PWB twice
- Test Mode 3 — Forced DefrostPress the test button on the main PWB three times
Full entry steps, exit procedures, and test sequences are available in Max.
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