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LG LAU121CNP room air conditioner Parts
Here are the diagrams and repair parts for LG LAU121CNP room air conditioner, as well as links to manuals and error code tables, if available.
Error CodesBy Schematic
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Browse Parts for LAU121CNP Room Air Conditioner
Room a/c diagram
Room Air Conditioner Compressor Capacitor
Part #6120AR2359UReplaced by #EAE42718001
Manufacturer substitutionThis part replaces 6120AR2359U. Substitute parts can look different from the original.In Stock$138.60
Qty
Room a/c diagram
Thermistor
Part #6323A20002LReplaced by #EBG61107009
Manufacturer substitutionThis part replaces 6323A20002L. Substitute parts can look different from the original.In Stock$64.58QtyRoom a/c diagram
Bracket Assembly, Motor (outdoor)
Part #4961A10015D
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Case Assy,cn
Part #4995A21006S
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Tube Assembly, Condenser (in)
Part #5211A24117A
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Thermistor, Ntc
Part #6323A20016N
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Base Assembly, Outdoor
Part #3041A20008K
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Room Air Conditioner Compressor
Part #2520UGAC2AA
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Panel Assembly
Part #3721A20026L
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Panel Assembly, Front (outdoor)
Part #AGL32476414
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
Learn about a new feature added to the Search Bar on Sears PartsDirect…
Learn how to tell whether a fuse is blown…
Find out how to protect your smart appliances from malevolent invasions by hackers.…
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