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LG RAD-121B room air conditioner Parts

Here are the diagrams and repair parts for LG RAD-121B room air conditioner, as well as links to manuals and error code tables, if available.

LG RAD-121B room air conditioner
By Schematic
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Browse Parts for RAD-121B Room Air Conditioner

  • Shroud for LG RAD-121B - Part 4998A10023C

    Room a/c diagram

    Shroud

    Part #4998A10023C

    The manufacturer no longer makes this part, and there's no substitute part

  • Louver,ver for LG RAD-121B - Part 4758A20040B

    Room a/c diagram

    Louver,ver

    Part #4758A20040B

    The manufacturer no longer makes this part, and there's no substitute part

  • Tube Assembly for LG RAD-121B - Part 5211A21237D

    Room a/c diagram

    Tube Assembly

    Part #5211A21237D

    The manufacturer no longer makes this part, and there's no substitute part

  • Room Air Conditioner Electronic Control Board Assembly for LG RAD-121B - Part EBR39283902

    Room a/c diagram

    Room Air Conditioner Electronic Control Board Assembly

    Part #EBR39283902

    The manufacturer no longer makes this part, and there's no substitute part

  • Display Pcb for LG RAD-121B - Part 6871A20418A

    Room a/c diagram

    Display Pcb

    Part #6871A20418A

    The manufacturer no longer makes this part, and there's no substitute part

  • Control Case Assembly for LG RAD-121B - Part ABQ33478622

    Room a/c diagram

    Control Case Assembly

    Part #ABQ33478622

    The manufacturer no longer makes this part, and there's no substitute part

  • Vent Damper for LG RAD-121B - Part 4900A20003A

    Room a/c diagram

    Vent Damper

    Part #4900A20003A

    The manufacturer no longer makes this part, and there's no substitute part

  • Room Air Conditioner Accordion Filler Kit for LG RAD-121B - Part 3127A10015B

    Room a/c diagram

    Room Air Conditioner Accordion Filler Kit

    Part #3127A10015B

    The manufacturer no longer makes this part, and there's no substitute part

  • Front Grille Assembly for LG RAD-121B - Part AEB72912901

    Room a/c diagram

    Front Grille Assembly

    Part #AEB72912901

    The manufacturer no longer makes this part, and there's no substitute part

  • Brace for LG RAD-121B - Part 4800A30002C

    Room a/c diagram

    Brace

    Part #4800A30002C

    The manufacturer no longer makes this part, and there's no substitute part

Most common symptoms to help you fix your room air conditioners

Main causes: clogged condensate drain, air conditioner not leveled properly, leaky window air seals …

Main causes: bad compressor, lack of refrigerant, bad compressor start relay, electronic control board failure…

Main causes: lack of electrical power, bad electronic control board, wiring failure, bad temperature sensor…

Thermostat problems, bad compressor/condenser fan capacitor, lack of refrigerant, failed compressor…

Dirty air filter, clogged condenser coils, low refrigerant charge, faulty compressor…

Main causes: turning the air conditioner off and the back on too quickly, dirty or restricted condenser coil, compressor…

Main causes: errant thermostat settings, lack of electrical power, clogged drain line, wiring failure, control failure.…

Main causes: dirty air filter, air conditioner is too small for the room, temperature set too cold, control failure…

Main causes: clogged drain hole, air conditioner not leveled properly…

Effective articles & videos to help repair your room air conditioners

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