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Model reference

LG GR-L28ANQPP

Refrigerator

1 document12 error codes10 service modes

Available documentation

Service Manual

  • Refrigerator Service Manual82 pg
    Covers this model
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Error codes (12)

CodeMeaning
Er CFAbnormality of BLDC fan motor for mechanic (condenser) roomEr COCommunication error between MICOM of Main PCB and Display MICOM. Possible causesEr dHDefrost heater errorEr dSShort or disconnection of defrosting sensor.Er FFAbnormality of BLDC fan motor for freezerEr FSShort or disconnection of freezer sensor.Er IFAbnormality of BLDC fan motor for ice makingEr ISShort or disconnection of icing sensor.Er rFAbnormality of BLDC fan motor for refrigeratorEr rSShort or disconnection of refrigerator sensor.Er rtShort or disconnection of room temperature sensor.Er SSShort or disconnection of pantry sensor.

Service modes (10)

  • Display Check FunctionSimultaneously press Ice Plus button and Freezer temperature adjustment button for one second
  • Display Mode (Select/Cancel)With refrigerator door open, press and hold Refrigerator Temp Button and Ice Plus Button for more…
  • Error Code Check (within 3 hours)Press the Ice Plus button and Freezer button simultaneously.
  • Icemaker Test ModePress and hold the Icemaker Fill Key for 3 seconds.
  • Lock FunctionPress and hold the LOCK button for 3 seconds to lock display, dispenser, and control panel.
  • Power Save Mode TogglePress the ICE PLUS Button and Freezer TEMP button simultaneously for more than 5 seconds to toggle…
  • Test Mode 1 (TEST 1)Push the TEST button on the Main PWB 1 time
  • Test Mode 2 (TEST 2)Push the TEST button on the Main PWB 2 times
  • Test Mode 3 (TEST 3)Push the TEST button on the Main PWB 3 times
  • Toggle °F / °C DisplayPress and hold the FRZ TEMP and REF TEMP keys at the same time for over 5 seconds.

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