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Model reference

LG LMNC486TDA0

Air Conditioner

2 documents13 error codes6 service modes

Available documentation

Service Manual

  • Multi Type Air Conditioner SERVICE MANUAL157 pg
    Covers this model
  • Multi Type Air Conditioner SERVICE MANUAL160 pg
    Covers this model
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Error codes (13)

CodeMeaning
01Indoor room thermistor error (open/short circuit).02Indoor inlet pipe thermistor error (open/short circuit).03Wired remote controller communication error (open/short/wrong connection).04Drain pump / float switch error (float switch open when it should be shorted).05Communication error between indoor and outdoor unit (indoor side display).06Indoor outlet pipe thermistor error (open/short circuit).33Discharge pipe temperature high (normal protection triggered).44Outdoor air thermistor error (open/short circuit).45Condenser pipe thermistor error (open/short circuit).47Discharge pipe thermistor error (open/short circuit).51Capacity error (indoor unit capacity combination exceeds allowed high/low…53Communication error between indoor and outdoor unit (outdoor side display).54Phase error on outdoor unit 3-phase power supply.

Service modes (6)

  • address_setting_wired_remocon["Press Program (key 13) and Set/Clear (key 16) simultaneously for more than 3 seconds to enter…
  • address_setting_wireless_remocon["Press Jet Cool (key 5) and Reset (key 13) simultaneously for more than 3 seconds to enter Address…
  • esp_setting["Push the On/Off button to start the unit.","Push the Timer and Wind button simultaneously for…
  • forced_operation["Locate the forced operation slide switch on the main unit.","Switch the slide switch from remote…
  • test_run_cassette["Ensure all tubing and wiring are properly connected and gas/liquid service valves are fully…
  • test_run_room_type["Ensure all tubing and wiring are properly connected and gas/liquid service valves are fully…

Full entry steps, exit procedures, and test sequences are available in Max.

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