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.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

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

Search
ALL PARTS
Showing 10 of 50 parts  |

Eev Coil WJ26X24364
#39

Room air conditioner diagram

Eev coil

Part #WJ26X24364

In Stock
Ge Accumulator WJ53X31159
#51

Room air conditioner diagram

Ge accumulator

Part #WJ53X31159

In Stock
Reactor WJ26X22659
#35

Room air conditioner diagram

Reactor

Part #WJ26X22659

In Stock
Low Pressure Switch WJ26X23722
#9

Room air conditioner diagram

Low pressure switch

Part #WJ26X23722

In Stock
Fan Blade WJ73X23014
#28

Room air conditioner diagram

Fan blade

Part #WJ73X23014

In Stock
Heating Elem WJ27X26209
#7

Room air conditioner diagram

Heating elem

Part #WJ27X26209

In Stock
Ge Crank Case Heater WJ27X31167
#12

Room air conditioner diagram

Ge crank case heater

Part #WJ27X31167

In Stock
Rear Grille WJ71X26197
#21

Room air conditioner diagram

Rear grille

Part #WJ71X26197

In Stock
Gas Pipe 3/8 -9.52mm WJ53X25047
#48

Room air conditioner diagram

Gas pipe 3/8 -9.52mm

Part #WJ53X25047

In Stock
Adapter 1/4x3/8 WJ01X23925
#9997

Optional accessories diagram

Adapter 1/4x3/8

Part #WJ01X23925

In Stock

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…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…