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LG LSC121PMA room air conditioner Parts
Here are the diagrams and repair parts for LG LSC121PMA room air conditioner, as well as links to manuals and error code tables, if available.
Owner’s manual
Error CodesBy Schematic
SELECT DIAGRAM
Browse Parts for LSC121PMA Room Air Conditioner
Room a/c diagram
Grille Assembly, Inlet
Part #3531A20183L
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Drain Hose Assembly
Part #5251A20011K
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Condenser
Part #5403A20019B
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Chassis Assembly
Part #3141A20004K
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Compressor
Part #2520UKWC2HA
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Grille Assembly, Discharge (indoor)
Part #3531A20069N
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Cover Assembly, Top (indoor)
Part #3551A20031B
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Motor Assembly, Indoor
Part #4681A20047B
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Evaporator Assembly, First
Part #5421A20072A
The manufacturer no longer makes this part, and there's no substitute part
Room a/c diagram
Grille Assembly, Discharge (indoor)
Part #3531A20069P
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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