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  |

Accumulato R01E47440
#11

Functional parts diagram

Accumulato

Part #R01E47440

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

Base R01E26686
#4

Structural parts diagram

Base

Part #R01E26686

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

Module Act R01E07233
#25

Functional parts diagram

Module act

Part #R01E07233

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

Thermistor R01H00202
#28

Functional parts diagram

Thermistor

Part #R01H00202

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

Charg Plug R01E13413
#14

Functional parts diagram

Charg plug

Part #R01E13413

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 R01E01655
#6

Structural parts diagram

Handle

Part #R01E01655

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

Conduit Pl T7WE01617
#14

Structural parts diagram

Conduit pl

Part #T7WE01617

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

Front Pane T7WE06667
#3

Structural parts diagram

Front pane

Part #T7WE06667

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

Pcb T7WE86315
#20

Functional parts diagram

Pcb

Part #T7WE86315

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

Symptoms for top-mount refrigerators

Main causes: frozen or clogged defrost drain tube, cracked water system tubing…

Repair guides for top-mount refrigerators

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 the evaporator fan motor in a top-freezer refrigerator

How to replace the evaporator fan motor in a top-freezer refrigerator

The evaporator fan motor blows air across the evaporator coils and through the refrigerator cabinet for cooling. Replace…

Repair difficulty
Time required
 15 minutes or less
How to replace the compressor start relay in a top-freezer refrigerator

How to replace the compressor start relay in a top-freezer refrigerator

The compressor start relay starts the compressor and shuts it off if the motor overheats. Replace the start relay if it'…

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…

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.…