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Model reference

LG AMNH246LTL0

Air Conditioner

20 documents40 error codes60 service modes

Available documentation

Service Manual

  • Multi type Air Conditioner Service Manual219 pg
    Covers this model
  • Multi type Air Conditioner Service Manual220 pg
    Covers this model
  • LG Free Joint Multi Type Air Conditioner SERVICE MANUAL78 pg
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  • Multi Type Air Conditioner SERVICE MANUAL228 pg
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  • Multi Type Air Conditioner SERVICE MANUAL259 pg
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  • Multi Type Air Conditioner SERVICE MANUAL249 pg
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  • LG Multi Type Air Conditioner SERVICE MANUAL248 pg
    Covers this model
  • Multi Type Air Conditioner SERVICE MANUAL248 pg
    Covers this model
  • Multi Type Air Conditioner SERVICE MANUAL236 pg
    Covers this model
  • Multi Type Air Conditioner SERVICE MANUAL240 pg
    Covers this model
  • Multi Type Air Conditioner SERVICE MANUAL238 pg
    Covers this model
  • Multi Type Air Conditioner SERVICE MANUAL244 pg
    Covers this model
  • Multi Type Air Conditioner SERVICE MANUAL268 pg
    Covers this model
  • Multi Type Air Conditioner SVC MANUAL (Exploded View)255 pg
    Covers this model
  • Multi Type Air Conditioner SVC MANUAL(Exploded View)261 pg
    Covers this model
  • Multi Type Air Conditioner SVC MANUAL (Exploded View)254 pg
    Covers this model
  • Multi Type Air Conditioner SVC MANUAL (Exploded View)237 pg
    Covers this model
  • Multi Type Air Conditioner SVC MANUAL (Exploded View)261 pg
    Covers this model

Other

  • LG Samsung LG MV18AH NB0 MV18AH NB0 MV18AH NB0 English219 pg
    Covers this model
  • LG Samsung AMNH076LQL0 AMNH096LQL0 AMNH096LRL0 AMNH126LRL0 AMNH186LTL0 AMNH246LTL0 AMNH07GD4L0 AMNH09GD4L0 AMNH12GD4L0 AMNH18GD5L0 AMNH24GD5L0261 pg
    Covers this model
MyPros+ Max

Diagnose your LG AMNH246LTL0.

  • 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 (40)

CodeMeaning
01Indoor room thermistor error (open/short)02Indoor inlet pipe sensor error (open/short)03Communication error between indoor unit and wired remote controller04Drain pump / float switch error (float switch open)05Communication error between indoor and outdoor unit06Indoor outlet pipe sensor error (open/short)07Different mode operation error between indoor units1Indoor air temperature thermistor open/short.105Communication error between main board and fan board in outdoor unit2Indoor inlet pipe temperature thermistor open/short.21DC Peak / IPM Fault22CT 2 (Max CT)23DC Link Low Voltage24Low/High pressure switch open25Low voltage / Over voltage26DC Compressor Position Error27PSC fault error28DC link high voltage32Discharge pipe temperature high (Inverter)33Discharge pipe temperature high (Normal/Constant compressor)40CT Sensor error (open/short)41Inverter discharge pipe thermistor error (open/short)44Outdoor air thermistor error (open/short)45Condenser pipe sensor error (open/short)46Suction pipe sensor error (open/short)47Constant compressor discharge pipe thermistor error (open/short)5Poor communication between indoor and outdoor units.51Over capacity52Communication error between main micom and sub micom in outdoor unit53Communication error between indoor and outdoor unit (outdoor side display)
View all 40 error codes
54Outdoor 3-phase power supply error6Indoor outlet pipe temperature thermistor open/short.60EEPROM Check Sum Error61Condenser pipe temperature high (65°C or above)62Heat sink temperature high (95°C or above)63Condenser pipe temperature low65Heat sink thermistor error (open/short)67Outdoor BLDC fan lock7Different operation9Indoor EEPROM data error (Art type only).

Service modes (60)

  • Address Monitoring (Wireless Remote)Press Chaos Swing (6) and Reset (13) keys simultaneously to enter Address Monitoring Mode
  • Address Monitoring Mode (Wireless Remote Controller)Press Chaos Swing (6) and Reset (13) keys simultaneously.
  • Address Monitoring Mode (Wireless Remote)Press Chaos Swing (6) and Reset (13) keys simultaneously.
  • Address Setting Mode (Wired Remote Controller)Press Program (13) and Set/Clear (16) keys simultaneously for more than 3 seconds
  • Address Setting Mode (Wired Remote)Press Program (13) and Set/Clear (16) keys simultaneously for more than 3 seconds. Set address…
  • Address Setting Mode (Wireless Remote Controller)Press Jet Cool (5) and Reset (13) 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. Set address using…
  • address_monitoring["Press Chaos Swing (button 6) and Reset (button 13) simultaneously to enter Address Monitoring…
  • address_monitoring_wireless["Press Chaos Swing (6) and Reset (13) keys simultaneously to enter Address Monitoring Mode","Press…
  • address_setting_wiredPress Program (13) and Set/Clear (16) keys simultaneously for more than 3 seconds on the wired…
  • address_setting_wired_remocon["Press Program (13) and Set/Clear (16) keys simultaneously for more than 3 seconds to enter…
  • address_setting_wired_remote["Press Program (button 13) and Set/Clear (button 16) simultaneously for more than 3 seconds to…
  • address_setting_wirelessPress Jet Cool (5) and Reset (13) keys simultaneously for more than 3 seconds on wireless remote…
  • address_setting_wireless_remocon["Press Jet Cool (5) and Reset (13) keys simultaneously for more than 3 seconds to enter Address…
  • address_setting_wireless_remote["Press Jet Cool (button 5) and Reset (button 13) simultaneously for more than 3 seconds to enter…
  • Central Control Test Run1) Set wiring of system and indoor unit. 2) Apply power. 3) Do auto addressing to outdoor unit. 4)…
  • E.S.P. (External Static Pressure) Setting1
  • E.S.P. (External Static Pressure) Setting (Duct/Cassette)1
  • ESP (External Static Pressure) Setting1
  • ESP (External Static Pressure) Setting (Duct Type)1
  • ESP (External Static Pressure) Setting Mode1) Turn on unit with On/Off button
  • ESP (External Static Pressure) Setting Mode (Duct Type)1) Press On/Off to start unit
  • ESP Setting Mode (Duct Type Wired Remote)1
  • ESP Setting Mode (Duct Type)1
  • ESP Setting Mode (Duct/Cassette Wired Remote)1
  • ESP Setting Mode (Duct/CST Wired Remote)1
  • esp_setting_duct["Push On/Off button to start unit","Push Timer and Wind buttons simultaneously for more than 3…
  • Forced OperationMove the slide switch on the main unit from the remote control position to the forced operation…
  • Forced Operation (Cassette Type)Press the operation button for 2 seconds.
  • Forced Operation (Indoor Unit - Slide Switch)Switch the slide switch on the main unit to the forced operation position while power is on, or…
  • Forced Operation (Indoor Unit Slide Switch)Switch the slide switch on the main unit from 'remote control' position to the 'forced operation'…
  • Forced Operation (Indoor Unit)Set the slide switch on the main unit to the forced operation position
  • Forced Operation (Main Unit)Set the slide switch on the main unit to the forced operation position while power is on, or supply…
  • Forced Operation (Room Type)Set the slide switch on the main unit from remote control position to the forced operation…
  • Forced Operation (Slide Switch)Set the slide switch on the main unit to the forced operation position while power is on, or supply…
  • Forced Operation (Split Type via Slide Switch)Set the slide switch to the forced operation position while power is on, or supply power with…
  • Forced Operation (Wall Mounted)Switch the slide switch on the main unit from the remote control position to the forced operation…
  • forced_operation["Switch slide switch on main unit from remote control position to forced operation…
  • forced_operation_cassette["Press button for 2 seconds to start forced operation (Cassette Type)"]
  • forced_operation_slide_switchSet the slide switch on the main unit to the forced operation position while power is on, or power…
  • Indoor Unit Address Setting (Wired Remote)1
  • Indoor Unit Address Setting (Wireless Remote)1
  • Test Run (Cassette Type - Start by button press)Press the forced operation button for 2 seconds for forced operation
  • Test Run (Cassette Type - Wired Remote)Press the room temperature checking button and down timer button simultaneously for 3 seconds.
  • Test Run (Cassette Type)Press the operation button for 5 seconds.
  • Test Run (Cassette Wired Remote)Press the room temperature checking button and down timer button simultaneously for 3 seconds.
  • Test Run (CST Type - Wired Remote)Press the room temperature checking button and down timer button simultaneously for 3 seconds.
  • Test Run (CST Wired Remote)Press the Room Temperature Checking button and Down Timer button simultaneously for 3 seconds.
  • Test Run (Room Type - Split/Art Cool/Art Cool Deluxe)Press the timer cancel button five times continuously.
  • Test Run (Room Type)Press the timer cancel button five times continuously.
  • Test Run Start (Cassette Type)Press the operation button for 5 seconds.
  • test_operationOpen the front panel upward, press and hold the power button for about 3 seconds.
  • test_run_cassette["Press room temperature checking button and down timer button simultaneously for 3 seconds"]
  • test_run_cassette_buttonPress the button for 5 seconds to start test run on cassette type.
  • test_run_cassette_type["Press the forced operation button for 5 seconds"]
  • test_run_cassette_type_button["Press the forced operation button for 2 seconds to start forced operation.","Press the forced…
  • test_run_cassette_type_forced["Press the forced operation button for 2 seconds"]
  • test_run_cassette_wired_remoconPress the room temperature checking button and down timer button simultaneously for 3 seconds on…
  • test_run_cassette_wired_remote["Press the room temperature checking button and down timer button simultaneously for 3 seconds"]
  • test_run_room_type["Press timer cancel button five times continuously"]

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

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