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Mitsubishi
Central Air Conditioner

Model # MUM18EW Official Mitsubishi split-type air conditioner

Here are the diagrams and repair parts for Official Mitsubishi MUM18EW 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 23 parts  |
Panel T2W739245
#4

Main assy diagram

Panel

Part #T2W739245

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

Outdoor Te M21534375
#21

Main assy diagram

Outdoor te

Part #M21534375

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

Trmnl Bed T2W359378
#22

Main assy diagram

Trmnl bed

Part #T2W359378

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

Prplr Blde R01093115
#7

Main assy diagram

Prplr blde

Part #R01093115

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

Liqud Vlv T2W460662
#17

Main assy diagram

Liqud vlv

Part #T2W460662

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

Gas Valve T2W460661
#16

Main assy diagram

Gas valve

Part #T2W460661

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

Base T2W739290
#23

Main assy diagram

Base

Part #T2W739290

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

Compressor T2W903353
#8

Main assy diagram

Compressor

Part #T2W903353

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

Terminal Block T2W800375
#10

Main assy diagram

Terminal block

Part #T2W800375

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

Panel T2W667249
#3

Main assy diagram

Panel

Part #T2W667249

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 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…

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Repair difficulty
Time required
 60 minutes or less
How to replace a range spark igniter electrode

How to replace a range spark igniter electrode

Learn how to replace the spark igniter electrode for the surface burners on a gas range or dual-fuel range.…

Read more
Repair difficulty
Time required
 45 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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