Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Mitsubishi
Central Air Conditioner

Model # MUM18NW Official Mitsubishi split-type air conditioner

Here are the diagrams and repair parts for Official Mitsubishi MUM18NW split-type air conditioner, 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 24 parts  |
Cover T2W739246
#19

Main assy diagram

Cover

Part #T2W739246

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

Central Air Conditioner Compressor T92513200
#18

Main assy diagram

Central air conditioner compressor

Part #T92513200

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

Gas Valve T2W460661
#17

Main assy diagram

Gas valve

Part #T2W460661

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

Panel T2W667249
#3

Main assy diagram

Panel

Part #T2W667249

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

Compressor T2W903353
#8

Main assy diagram

Compressor

Part #T2W903353

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

Cabinet T2W462232
#2

Main assy diagram

Cabinet

Part #T2W462232

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

Base T2W739290
#23

Main assy diagram

Base

Part #T2W739290

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

Plug M21B90641
#14

Main assy diagram

Plug

Part #M21B90641

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

Prplr Blde R01093115
#7

Main assy diagram

Prplr blde

Part #R01093115

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

Mitsubishi Tube M21B93936
#20

Main assy diagram

Mitsubishi tube

Part #M21B93936

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

Effective articles & videos to help repair your central air conditioners

View all
Maintaining your air conditioner

Maintaining your air conditioner

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

Read more
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...

Read more
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....

Read more

Parts & More

Freestanding Freezer
Parts for Freestanding freezer