Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Tips to find your model number

Haier AAC121STA0 room air conditioner Parts

Here are the diagrams and repair parts for Haier AAC121STA0 room air conditioner, as well as links to manuals and error code tables, if available.

Haier AAC121STA0 room air conditioner
By Schematic
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for AAC121STA0 Room Air Conditioner

  • Gasket W\adhesive-window Sash (non-illus) for Haier AAC121STA0 - Part R0131397

    Outer case assembly diagram

    Gasket W\adhesive-window Sash (non-illus)

    Part #R0131397

    The manufacturer no longer makes this part, and there's no substitute part

  • Tape Per Rol for Haier AAC121STA0 - Part M0275163

    Outer case assembly diagram

    Tape Per Rol

    Part #M0275163

    The manufacturer no longer makes this part, and there's no substitute part

  • Rail for Haier AAC121STA0 - Part R0130073

    Outer case assembly diagram

    Rail

    Part #R0130073

    The manufacturer no longer makes this part, and there's no substitute part

  • Mnl,owners(rac) for Haier AAC121STA0 - Part 12592401

    Supplemental information diagram

    Mnl,owners(rac)

    Part #12592401

    The manufacturer no longer makes this part, and there's no substitute part

  • Liquid Line for Haier AAC121STA0 - Part R0130184

    Chassis assembly diagram

    Liquid Line

    Part #R0130184

    The manufacturer no longer makes this part, and there's no substitute part

  • Front for Haier AAC121STA0 - Part R0130163

    Chassis assy diagram

    Front

    Part #R0130163

    The manufacturer no longer makes this part, and there's no substitute part

  • Brace, External-lt for Haier AAC121STA0 - Part R0131401

    Outer case assembly diagram

    Brace, External-lt

    Part #R0131401

    The manufacturer no longer makes this part, and there's no substitute part

  • Gasket, Lt Cond Cover for Haier AAC121STA0 - Part R0130152

    Chassis assy diagram

    Gasket, Lt Cond Cover

    Part #R0130152

    The manufacturer no longer makes this part, and there's no substitute part

  • Chassis Assembly for Haier AAC121STA0 - Part R0130173

    Chassis assembly diagram

    Chassis Assembly

    Part #R0130173

    The manufacturer no longer makes this part, and there's no substitute part

  • Drain Block for Haier AAC121STA0 - Part R0130180

    Chassis assembly diagram

    Drain Block

    Part #R0130180

    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

Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

Learn about a new feature added to the Search Bar on Sears PartsDirect…

How to tell if a fuse is blown

How to tell if a fuse is blown

Learn how to tell whether a fuse is blown…

Keeping your smart appliances secure from hackers

Keeping your smart appliances secure from hackers

Find out how to protect your smart appliances from malevolent invasions by hackers.…

Parts & More

8mm Camcorder
Automotive
Cd Player
Compact Stereo System
Digital Camcorder
Models
Office Equipment
Range
Speaker
Television
Vhs Camcorder
Vhs Players & Vcrs