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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
Room Air Conditioner Compressor
Part #2520UGAC2AA
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
Relay, Contact
Part #EBB54114401
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
Service Valve
Part #5220A20006J
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Pressure Switch
Part #6600L000013
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Soleniod
Part #6141A90007C
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Valve Service
Part #5220A20006A
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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