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Mitsubishi
Central Air Conditioner

Model # PUY-A42NHA2 Official Mitsubishi split-system outdoor unit

Here are the diagrams and repair parts for Official Mitsubishi PUY-A42NHA2 split-system outdoor unit, as well as links to manuals and error code tables, if available.

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Installation guide

Model diagram and schematic

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Showing 10 of 41 parts  |
Low Pressu R01E00209
#NI

Compressor assy diagram

Low pressu

Part #R01E00209

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

Base Assembly R01E31686
#4

Cabinet assy diagram

Base assembly

Part #R01E31686

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

Charg Plug R01E15413
#18

Compressor assy diagram

Charg plug

Part #R01E15413

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

Fan Grille T7WE03691
#2

Cabinet assy diagram

Fan grille

Part #T7WE03691

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

Thermistor R01H00202
#NI

Compressor assy diagram

Thermistor

Part #R01H00202

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

Stop Valve T7WE04410
#9

Compressor assy diagram

Stop valve

Part #T7WE04410

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

Module Act R01E07233
#25

Compressor assy diagram

Module act

Part #R01E07233

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

Handle R01E01655
#6

Cabinet assy diagram

Handle

Part #R01E01655

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

Conduit Pl T7WE01617
#NI

Cabinet assy diagram

Conduit pl

Part #T7WE01617

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

Propeller R01E08115
#2

Compressor assy diagram

Propeller

Part #R01E08115

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

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

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Why is my treadmill's walking belt slipping?

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

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Why is my treadmill's walking belt off center?

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

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Why won't my treadmill power up?

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

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Why won't my treadmill start even though the console display works?

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

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Why does my treadmill have no display?

Main causes: bad control console, wiring failure, bad motor control board…

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Why does my treadmill's walking belt slow down?

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

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Why is my treadmill's heart rate sensor not accurate?

Main causes: faulty sensors, wiring failure, bad control console…

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Repair guides for treadmills

These step-by-step repair guides will help you safely fix what’s broken on your treadmill.

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How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

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Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking belt

How to replace a treadmill walking belt

A worn walking belt will begin to slow down during use. If your treadmill walking belt is worn out, replace it using the…

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Repair difficulty
Time required
 45 minutes or less
How to replace a treadmill walking board

How to replace a treadmill walking board

A worn-out walking board creates friction with the walking belt and causes the belt to slow down during use. Replace the…

Read more
Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your central air conditioners

Use the advice and tips in these articles and videos to get the most out of your treadmill.

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Maintaining your air conditioner

Maintaining your air conditioner

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

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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

Top questions about Sears and Sears PartsDirect

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

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