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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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ALL PARTS
Showing 10 of 36 parts  |
Nozzle E02143235
#6

Motor fan assy diagram

Nozzle

Part #E02143235

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

Varistor E02268385
#NI

Motor fan assy diagram

Varistor

Part #E02268385

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

Support E02494512
#5

Motor fan assy diagram

Support

Part #E02494512

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

Bearing Mo E02141509
#3

Motor fan assy diagram

Bearing mo

Part #E02141509

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

Cap Screw E02143067
#5

Cabinet parts diagram

Cap screw

Part #E02143067

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

Mitsubishi Union 1/2, E02179667
#24

Motor fan assy diagram

Mitsubishi union 1/2,

Part #E02179667

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

Liquid Union E02138667
#25

Motor fan assy diagram

Liquid union

Part #E02138667

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

Symptoms for gas cooktops

Why won't my cooktop's gas burners ignite or spark?

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

Read more

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

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, burner valve failure...

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Why do my cooktop's spark igniters keep clicking?

Main causes: stuck burner igniter switch, wet igniter switch contacts, faulty spark module...

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Repair guides for gas cooktops

How to replace a spark module on a gas cooktop

How to replace a spark module on a gas cooktop

No flame on your gas cooktop? Installing a new spark module could be the fix you need....

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Repair difficulty
Time required
30 minutes or less
How to replace a spark igniter switch on a gas cooktop

How to replace a spark igniter switch on a gas cooktop

Follow these step-by-step instructions to fix the surface burner ignition system on your gas cooktop by replacing the sp...

Read more
Repair difficulty
Time required
45 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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