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Mitsubishi
Air Handler

Model # MSZ-FH18NA Official Mitsubishi air handler

Here are the diagrams and repair parts for Official Mitsubishi MSZ-FH18NA air handler, 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 43 parts  |
Union-gas, E12155666
#3

Evaporator diagram

Union-gas,

Part #E12155666

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

Room Air Conditioner Blower Wheel Bearing E12751509
#1

Motor parts diagram

Room air conditioner blower wheel bearing

Part #E12751509

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

Liquid Union E12151667
#2

Evaporator diagram

Liquid union

Part #E12151667

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

Varistor E12B75385
#19

Motor parts diagram

Varistor

Part #E12B75385

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

Furnace Air Filter E12L85100
#9

Cabinet parts diagram

Furnace air filter

Part #E12L85100

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

Central Air Conditioner Blower Wheel Bearing E12001504
#2

Motor parts diagram

Central air conditioner blower wheel bearing

Part #E12001504

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

Fuse E12A49382
#20

Motor parts diagram

Fuse

Part #E12A49382

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

Filter MAC-2330FT-E
#8

Cabinet parts diagram

Filter

Part #MAC-2330FT-E

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

Vane Mtr-h E17103303
#6

Motor parts diagram

Vane mtr-h

Part #E17103303

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

Drain Hose E12897702
#3

Motor parts diagram

Drain hose

Part #E12897702

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?

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Repair guides for gas ranges

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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 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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