Mitsubishi
Central Air Conditioner

Model # PUY-A42NHA3 Official Mitsubishi split-system outdoor unit

Here are the diagrams and repair parts for Official Mitsubishi PUY-A42NHA3 split-system outdoor unit, 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 41 parts  |

Cover Pane R01E11658
#8

Structural parts diagram

Cover pane

Part #R01E11658

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

Cover Pane R01E13658
#7

Structural parts diagram

Cover pane

Part #R01E13658

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

Handle R01E02655
#13

Structural parts diagram

Handle

Part #R01E02655

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

Central Air Conditioner Compressor T97415778
#10

Functional parts diagram

Central air conditioner compressor

Part #T97415778

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

Thermistor R01E94202
#19

Functional parts diagram

Thermistor

Part #R01E94202

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

Reactor T7WE17259
#24

Functional parts diagram

Reactor

Part #T7WE17259

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

Fuse 6.3a R01E06239
#30

Functional parts diagram

Fuse 6.3a

Part #R01E06239

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

Stop Valve T7WE04410
#9

Functional parts diagram

Stop valve

Part #T7WE04410

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

Main Smoot R01E20254
#29

Functional parts diagram

Main smoot

Part #R01E20254

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

Strainer R01E06450
#13

Functional parts diagram

Strainer

Part #R01E06450

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

Repair guides for bottom-mount refrigerators

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
How to replace a refrigerator defrost control assembly

How to replace a refrigerator defrost control assembly

Follow these steps to replace the defrost control assembly if your Kenmore or LG French door refrigerator displays an er…

Repair difficulty
Time required
 120 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…

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.…