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Mitsubishi
Air Handler

Model # MS12EN Official Mitsubishi split-type air conditioner

Here are the diagrams and repair parts for Official Mitsubishi MS12EN split-type air conditioner, 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 43 parts  |
Printed Circuit Board T2W911450
#9

Cabinet assy diagram

Printed circuit board

Part #T2W911450

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

Pipe Suppo T2W521911
#33

Cabinet assy diagram

Pipe suppo

Part #T2W521911

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

Wall Hole M21B00973
#10

Accessories diagram

Wall hole

Part #M21B00973

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

Insl Plate T2W516970
#6

Cabinet assy diagram

Insl plate

Part #T2W516970

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

Guide Vane T2W911042
#31

Cabinet assy diagram

Guide vane

Part #T2W911042

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

Transformer T2W901339
#28

Cabinet assy diagram

Transformer

Part #T2W901339

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

Indoor Heat T2W911620
#7

Cabinet assy diagram

Indoor heat

Part #T2W911620

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

Pcb-switch T2W911443
#20

Cabinet assy diagram

Pcb-switch

Part #T2W911443

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

Thermistor T2W911307
#23

Cabinet assy diagram

Thermistor

Part #T2W911307

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

Front Pane T2W911000
#1

Cabinet assy diagram

Front pane

Part #T2W911000

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

Repair guides for side-by-side refrigerators

How to replace an ice dispenser motor in a side-by-side refrigerator

How to replace an ice dispenser motor in a side-by-side refrigerator

If your side-by-side refrigerator isn’t churning out ice, replacing the motor could fix the problem. These steps explain…

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Repair difficulty
Time required
 45 minutes or less
How to replace a defrost heater in a side-by-side refrigerator

How to replace a defrost heater in a side-by-side refrigerator

If frost is building up in the freezer of your side-by-side refrigerator, the defrost heater could be faulty. Follow the…

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace an evaporator fan motor in a side-by-side refrigerator

How to replace an evaporator fan motor in a side-by-side refrigerator

If your refrigerator isn't as cold as it should be, it could be that the evaporator fan motor isn't circulating air. Thi…

Read more
Repair difficulty
Time required
 60 minutes or less

Effective articles & videos to help repair your air handlers

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Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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