Mitsubishi
Central Air Conditioner

Model # PUZ-A18NHA Official Mitsubishi split-system outdoor unit

Here are the diagrams and repair parts for Official Mitsubishi PUZ-A18NHA 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 36 parts  |

Nut R01E04097
#3

Functional parts diagram

Nut

Part #R01E04097

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

Base Assembly R01E16686
#3

Cabinet parts diagram

Base assembly

Part #R01E16686

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

Muffler T7WE04467
#NI

Functional parts diagram

Muffler

Part #T7WE04467

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

Panel,plug R01E00518
#6

Cabinet parts diagram

Panel,plug

Part #R01E00518

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

Front Panel R01E02668
#2

Cabinet parts diagram

Front panel

Part #R01E02668

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

Reactor R01E06259
#20

Functional parts diagram

Reactor

Part #R01E06259

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

Expansion Valve R01E75401
#11

Functional parts diagram

Expansion valve

Part #R01E75401

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

Heat Exchange T7WE28408
#23

Functional parts diagram

Heat exchange

Part #T7WE28408

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

Strainer R0130L450
#6

Functional parts diagram

Strainer

Part #R0130L450

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

Thermistor R01E69202
#15

Functional parts diagram

Thermistor

Part #R01E69202

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

Symptoms for electric ranges

Main causes: faulty surface element, burner control switch failure, temperature limiter not working properly, loose wiri…

Main causes: impact from dropping an item on the glass surface, ceramic glass surface flaw, surface element temperature …

Repair guides for electric ranges

How to replace a range hidden bake element

How to replace a range hidden bake element

These step-by-step instructions guide you through replacing the oven hidden bake element in an electric range.…

Repair difficulty
Time required
 30 minutes or less
How to replace an electric range oven door outer glass panel

How to replace an electric range oven door outer glass panel

Learn how to replace a damaged outer window panel on your oven door with these step-by-step instructions. …

Repair difficulty
Time required
 45 minutes or less
How to replace a range glass cooktop

How to replace a range glass cooktop

These step-by-step instructions explain how to replace a damaged ceramic glass cooktop on an electric range. …

Repair difficulty
Time required
 45 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.…