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.

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Model diagram and schematic

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Showing 10 of 24 parts  |

Gas Valve T2W460661
#17

Main assy diagram

Gas valve

Part #T2W460661

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

Block T2WE42375
#21

Main assy diagram

Block

Part #T2WE42375

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

Plug T2WA96641
#24

Main assy diagram

Plug

Part #T2WA96641

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

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

Base T2W739290
#23

Main assy diagram

Base

Part #T2W739290

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

Block M21020378
#22

Main assy diagram

Block

Part #M21020378

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

Mgntc Cntrt T2W382342
#1

Main assy diagram

Mgntc cntrt

Part #T2W382342

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

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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

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Maintaining your air conditioner

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

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