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Haier AAC121STA-PAAC121STA0 room air conditioner Parts
Here are the diagrams and repair parts for Haier AAC121STA-PAAC121STA0 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 AAC121STA-PAAC121STA0 Room Air Conditioner
Chassis assembly diagram
Terminal Cover
Part #R0131446
The manufacturer no longer makes this part, and there's no substitute part
Chassis assembly diagram
Base Pan Clip
Part #R0131575
The manufacturer no longer makes this part, and there's no substitute part
Outer case assembly diagram
Rail
Part #R0130073
The manufacturer no longer makes this part, and there's no substitute part
Chassis assembly diagram
Base Pan Plug (qty Ar)
Part #R0131528
The manufacturer no longer makes this part, and there's no substitute part
Outer case assembly diagram
Left Side Curtain Track
Part #R0131404
The manufacturer no longer makes this part, and there's no substitute part
Chassis assembly diagram
Brace, Lt Tie
Part #R0130171
The manufacturer no longer makes this part, and there's no substitute part
Control assembly diagram
Auto Sweep Motor
Part #R0130757
The manufacturer no longer makes this part, and there's no substitute part
Outer case assembly diagram
Brace, External-lt
Part #R0131401
The manufacturer no longer makes this part, and there's no substitute part
Outer case assembly diagram
Gasket, Top Rail
Part #R0131410
The manufacturer no longer makes this part, and there's no substitute part
Chassis assembly diagram
Assy, Capillary
Part #R0130181
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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