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Mitsubishi
Central Air Conditioner

Model # PUZ-A42NHA Official Mitsubishi split-system outdoor unit

Here are the diagrams and repair parts for Official Mitsubishi PUZ-A42NHA 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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ALL PARTS
Showing 10 of 42 parts  |
Cap 3.5mf T7WE06255
#18

Functional parts diagram

Cap 3.5mf

Part #T7WE06255

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

Strainer R01E03450
#12

Functional parts diagram

Strainer

Part #R01E03450

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

Power Pcb T7WE20313
#22

Functional parts diagram

Power pcb

Part #T7WE20313

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

Side Panel R01E01662
#1

Cabinet parts diagram

Side panel

Part #R01E01662

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

Handle R01E00655
#13

Cabinet parts diagram

Handle

Part #R01E00655

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

Solenoid T7WE20242
#5

Functional parts diagram

Solenoid

Part #T7WE20242

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

Compressor T92501801
#8

Functional parts diagram

Compressor

Part #T92501801

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

Valve Ball R01E01411
#10

Functional parts diagram

Valve ball

Part #R01E01411

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

Front Panel T7WE01667
#3

Cabinet parts diagram

Front panel

Part #T7WE01667

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

Symptoms for gas walk-behind mowers

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Why does my lawn mower stall?

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

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Why won't my lawn mower start?

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

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Why does my lawn mower cut unevenly?

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

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Why won't my lawn mower move?

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

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Why does my lawn mower run rough?

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

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Why does my lawn mower vibrate a lot?

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

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Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

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How to replace a lawn mower recoil starter on an OHV engine

How to replace a lawn mower recoil starter on an OHV engine

Replace the recoil starter if it doesn't move when you pull the starter rope.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower transmission

How to replace a lawn mower transmission

Learn how to replace the transmission on your lawn mower if it's locked up or won't drive the wheels.…

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Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower carburetor

How to replace a lawn mower carburetor

The carburetor mixes air with fuel to drive the piston. Replace the carburetor if it's clogged or damaged.…

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Repair difficulty
Time required
 15 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 walk-behind lawn mower.

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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

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Top questions about Sears and Sears PartsDirect

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