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Model reference

LG LMNC092AP1

Air Conditioner

1 document12 error codes8 service modes

Available documentation

Service Manual

  • Multi Type Air Conditioner SERVICE MANUAL166 pg
    Covers this model
MyPros+ Max

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Error codes (12)

CodeMeaning
01Indoor air sensor open or short circuit.02Indoor inlet pipe sensor open or short circuit.03Communication error between indoor unit and wired remote controller.04Drain pump or float switch error (float switch open).05Communication error between indoor and outdoor unit.06Indoor outlet pipe sensor open or short circuit.07Different operation mode error (open/short).44Outdoor air sensor open or short circuit.45Outdoor condenser pipe sensor open or short circuit.46Outdoor suction pipe sensor open or short circuit.47Outdoor discharge pipe sensor open or short circuit.51Over capacity

Service modes (8)

  • Address Monitoring Mode (Wireless Remote)Press Chaos Swing (6) and Reset (13) keys simultaneously.
  • Address Setting Mode (Wired Remote)Press Program (13) and Set/Clear (16) keys simultaneously for more than 3 seconds
  • Address Setting Mode (Wireless Remote)Press Jet Cool (5) and Reset (13) keys simultaneously for more than 3 seconds
  • ESP Setting Mode (Duct Type)1
  • Forced OperationSet the slide switch on the indoor unit from the remote control position to the forced operation…
  • Test Run (Cassette Type - forced operation)Press the operation button for 2 seconds for forced operation
  • Test Run (Ceiling Cassette TC Type)Press the room temperature checking button and down timer button simultaneously for 3 seconds.
  • Test Run (Room Type)Press the timer cancel button five times continuously.

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

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