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Mitsubishi
Air Handler

Model # MS-12CN Official Mitsubishi air conditioner heat pump

Here are the diagrams and repair parts for Official Mitsubishi MS-12CN air conditioner heat pump, 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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Showing 10 of 40 parts  |
Putty M21478919
#3

Accessories diagram

Putty

Part #M21478919

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

Band Piping M21480708
#4

Accessories diagram

Band piping

Part #M21480708

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

Rbbr Mount M21453505
#7

Indoor unit diagram

Rbbr mount

Part #M21453505

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

Insl Plate T2W516970
#4

Indoor unit diagram

Insl plate

Part #T2W516970

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

Piping Tape M21478917
#5

Accessories diagram

Piping tape

Part #M21478917

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

Mitsubishi Elec Cntr Bd T2W595450
#12

Indoor unit diagram

Mitsubishi elec cntr bd

Part #T2W595450

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

Trmnl Board T2W523374
#17

Indoor unit diagram

Trmnl board

Part #T2W523374

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

Vn Sprng Hld T2W516041
#5

Indoor unit diagram

Vn sprng hld

Part #T2W516041

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

Mitsubishi Dsply Pc Brd T2W595329
#13

Indoor unit diagram

Mitsubishi dsply pc brd

Part #T2W595329

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

Mitsubishi Sw Led Asmy T2W595318
#14

Indoor unit diagram

Mitsubishi sw led asmy

Part #T2W595318

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

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Repair guides for electric water heaters

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How to replace a water heater element

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Repair difficulty
Time required
 30 minutes or less
How to replace an electric water heater anode rod

How to replace an electric water heater anode rod

If your hot water begins to smell like rotten eggs, replace the anode rod with a zinc-aluminum anode rod following the i…

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Repair difficulty
Time required
 15 minutes or less
How to replace an electric water heater thermostat

How to replace an electric water heater thermostat

If the water temperature fluctuates or you don't get enough hot water, follow these instructions to replace your water h…

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Repair difficulty
Time required
 30 minutes or less

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