Haier
Central Air Conditioner

Model # 5U42MS2HDA1 Official Haier air-conditioner/heatpump

Here are the diagrams and repair parts for Official Haier 5U42MS2HDA1 air-conditioner/heatpump, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 50 parts  |

High Pressur WJ27X22646
High pressur

Part #WJ27X22646

In Stock
Lev Coil D ( WJ26X26195
Lev coil d (

Part #WJ26X26195

In Stock
Electronic Expansion Valve WJ53X23724
Electronic expansion valve

Part #WJ53X23724

In Stock
Outdoor Power Control Board WJ26X29335
Outdoor power control board

Part #WJ26X29335

In Stock
Fan Motor(dc) WJ94X31189
Fan motor(dc)

Part #WJ94X31189

In Stock
Front Service Panel WJ71X26913
Front service panel

Part #WJ71X26913

In Stock
Right Side Panel WJ71X26210
Right side panel

Part #WJ71X26210

In Stock
Rear Grille WJ71X26197
Rear grille

Part #WJ71X26197

In Stock
Adapter 1/4x3/8 WJ01X23925
Adapter 1/4x3/8

Part #WJ01X23925

In Stock
Condensor Asm. WJ88X31176
Condensor asm.

Part #WJ88X31176

In Stock

Repair guides for bottom-mount refrigerators

How to replace a flipper mullion on a French-door refrigerator

How to replace a flipper mullion on a French-door refrigerator

If the flipper mullion breaks or its heater quits working, replace it in 15 minutes using these 4 easy steps.…

Repair difficulty
Time required
 15 minutes or less
How to replace a door gasket in a French-door refrigerator

How to replace a door gasket in a French-door refrigerator

The door gasket, often called a door seal, seals the gap around the door to keep the cold air in and the warm air out. R…

Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your central air conditioners

Maintaining your air conditioner

Maintaining your air conditioner

Learn how to maintain your central air conditioner to keep it running smoothly all summer long.…

How to prevent the 2 most common AC failures from ruining your summer

How to prevent the 2 most common AC failures from ruining your summer

Get tips to help keep your central AC running all summer long…

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Top questions about Sears and Sears PartsDirect

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