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Model reference

LG LMNH242BYG0

Air Conditioner

6 documents36 error codes15 service modes

Available documentation

Service Manual

  • Multi Air Conditioner SVC MANUAL (Exploded View)61 pg
    Covers this model
  • Multi Air Conditioner SVC MANUAL (Exploded View)60 pg
    Covers this model
  • Multi Type Air Conditioner SERVICE MANUAL153 pg
    Covers this model
  • LG Multi Type Air Conditioner SERVICE MANUAL153 pg
    Covers this model
  • Universal Air Conditioner SVC MANUAL (Exploded View)145 pg
    Covers this model
  • Multi Type Air Conditioner SERVICE MANUAL153 pg
    Covers this model
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Error codes (36)

View all 36 error codes

Service modes (15)

  • address_monitoringPress Chaos Swing (button 6) and Reset (button 13) keys simultaneously to enter Address Monitoring…
  • address_monitoring_wirelessPress Chaos Swing (6) and Reset (13) keys simultaneously to enter Address Monitoring Mode.
  • address_monitoring_wireless_remoconPress Chaos Swing (key 6) and Reset (key 13) simultaneously
  • address_setting_wired_remoconPress Program (13) and Set/Clear (16) keys simultaneously for more than 3 seconds to enter Address…
  • address_setting_wired_remote1
  • address_setting_wireless_remoconPress Jet Cool (5) and Reset (13) keys simultaneously for more than 3 seconds to enter Address…
  • address_setting_wireless_remote1
  • esp_setting1) Press On/Off button to start unit
  • Forced OperationPress the power button on the main unit (when remote control cannot be used). Cooling model
  • forced_operationMove the slide switch on the indoor unit main body to the forced operation position. If power is…
  • forced_operation_cassettePress button for 2 seconds on the cassette type unit to start forced operation.
  • Test OperationOpen the front panel upward, then press and hold the power button for about 3 seconds
  • test_operationOpen the front panel upward and press the power button, holding it pressed for about 3 seconds.
  • test_run_cassettePress the button for 5 seconds on the cassette type unit to start test run.
  • test_run_room_typePress timer cancel button five times continuously on the room type unit to start test run.

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