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Mitsubishi
Central Air Conditioner

Model # MU15NN Official Mitsubishi split-type air conditioner

Here are the diagrams and repair parts for Official Mitsubishi MU15NN 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 20 parts  |
Stop Valve E02139662
#15

A/c unit diagram

Stop valve

Part #E02139662

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

Compressor E02271900
#6

A/c unit diagram

Compressor

Part #E02271900

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

Outdoor Fan E02270301
#8

A/c unit diagram

Outdoor fan

Part #E02270301

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

Back Panel E02270233
#17

A/c unit diagram

Back panel

Part #E02270233

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

Capillary E02271936
#NI

A/c unit diagram

Capillary

Part #E02271936

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

Stop Valve E02150661
#16

A/c unit diagram

Stop valve

Part #E02150661

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

Outdoor He E02138630
#4

A/c unit diagram

Outdoor he

Part #E02138630

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

Motor Support E02138515
#5

A/c unit diagram

Motor support

Part #E02138515

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

Grille E02141521
#2

A/c unit diagram

Grille

Part #E02141521

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

Service Po E02001641
#NI

A/c unit diagram

Service po

Part #E02001641

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

Symptoms for electric water heaters

Why does my water heater's heating element fail often?

Main causes: excessive tank sediment, high voltage supply…

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Why does the temperature of my hot water fluctuate?

Main causes: thermostats need adjustment, bad heating elements, faulty thermostats, tank sediment build-up, broken dip t…

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Repair guides for electric water heaters

How to replace a water heater element

How to replace a water heater element

If your water heater runs out of hot water quickly and one of the two heating elements has failed, replace the element f…

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Repair difficulty
Time required
 30 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…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a water heater temperature and pressure (T&P) relief valve

How to replace a water heater temperature and pressure (T&P) relief valve

Replace a broken temperature/pressure (T&P) relief valve on an electric water heater using these instructions.…

Read more
Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your central air conditioners

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Maintaining your air conditioner

Maintaining your air conditioner

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

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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…

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