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Mitsubishi
Air Handler

Model # MS12TN Official Mitsubishi split-type air conditioner

Here are the diagrams and repair parts for Official Mitsubishi MS12TN split-type air conditioner, as well as links to manuals and error code tables, if available.

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Installation guide
Owner’s manual

Model diagram and schematic

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Showing 10 of 36 parts  |
Union 1/2, E02179667
#24

Motor fan assy diagram

Union 1/2,

Part #E02179667

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

Band Motor E02138333
#17

Motor fan assy diagram

Band motor

Part #E02138333

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

Pcb-displa E02138329
#16

Motor fan assy diagram

Pcb-displa

Part #E02138329

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

Varistor E02268385
#NI

Motor fan assy diagram

Varistor

Part #E02268385

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

Terminal E02268375
#11

Motor fan assy diagram

Terminal

Part #E02268375

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

Air Handler Fan Control Board E02542450
#14

Motor fan assy diagram

Air handler fan control board

Part #E02542450

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

Lamp Panel E02470007
#NI

Cabinet parts diagram

Lamp panel

Part #E02470007

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

Installation E02141970
#1

Cabinet parts diagram

Installation

Part #E02141970

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

Box E02143234
#2

Cabinet parts diagram

Box

Part #E02143234

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

Support E02494512
#5

Motor fan assy diagram

Support

Part #E02494512

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

Symptoms for gas ranges

Why won't my range's gas burner spark or ignite?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…

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Why isn't my range's gas burner heating properly?

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…

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Repair guides for gas ranges

How to replace oven door hinges on a gas range

How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a range spark module

How to replace a range spark module

Follow these step-by-step instructions to put the fire back into the surface burners on your gas range by replacing the …

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a range spark igniter switch

How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual…

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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