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LG LAU121HNP room air conditioner Parts
Here are the diagrams and repair parts for LG LAU121HNP room air conditioner, as well as links to manuals and error code tables, if available.
Owner’s manual
Error Codes
By Schematic
SELECT DIAGRAM
Browse Parts for LAU121HNP Room Air Conditioner
Room a/c diagram
Orifice
Part #4948A20001A
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Service Valve
Part #5220A20006J
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
Bracket Assembly, Motor (outdoor)
Part #4961A10015D
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Cover
Part #MCK59704901
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Barrier Assembly, Outdoor
Part #4791A30002U
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Pcb Assembly
Part #6871A20901C
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Reverse Valve
Part #5220AR3228J
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Tube Assembly, Reverse
Part #5211A26008B
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Cover Assembly, Control (outdoor)
Part #3551A10005C
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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