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Mitsubishi
Air Handler

Model # MSY-GE18NA Official Mitsubishi split-type air conditioner

Here are the diagrams and repair parts for Official Mitsubishi MSY-GE18NA 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
Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 33 parts  |
Nozzle Assembly E12E79235
#4

Fan assy diagram

Nozzle assembly

Part #E12E79235

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

Room Air Conditioner Remote Control E12E83426
#9

Cabinet parts diagram

Room air conditioner remote control

Part #E12E83426

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

Central Air Conditioner Air Filter E12D68100
#6

Cabinet parts diagram

Central air conditioner air filter

Part #E12D68100

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

Vane, Lower E12D68041
#6

Fan assy diagram

Vane, lower

Part #E12D68041

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

Sensor E12A89303
#7

Fan assy diagram

Sensor

Part #E12A89303

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

Room Air Conditioner Louver E12D68040
#5

Fan assy diagram

Room air conditioner louver

Part #E12D68040

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

Heat Exchange E12D71620
#1

Evaporator diagram

Heat exchange

Part #E12D71620

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

Room Air Conditioner Blower Wheel E12A89302
#19

Fan assy diagram

Room air conditioner blower wheel

Part #E12A89302

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

Central Air Conditioner Blower Wheel Bearing E12001504
#2

Fan assy diagram

Central air conditioner blower wheel bearing

Part #E12001504

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

Room Air Conditioner Anti-allergy Air Filter MAC-408FT-E
#NI

Cabinet parts diagram

Room air conditioner anti-allergy air filter

Part #MAC-408FT-E

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

Symptoms for water softeners

Choose a symptom to see related water softener repairs.

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Why does my water softener overflow?

Main causes: faulty brine valve assembly, bad rotor valve…

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Why is my softened water salty?

Main causes: clogged drain hose, faulty rotor valve, leaky rotor valve seals…

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Why isn't my water softener using salt?

Main causes: salt bridge inside the salt tank, bad timer, valve motor failure, faulty rotor valve, clogged venturi…

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Why does my water softener leak water?

Main causes: loose water line connections, cracked water-carrying components, bad rotor valve seals…

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Why is there no display on my water softener?

Main causes: lack of electrical power, bad power transformer, faulty timer…

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Why isn't my water softener softening my water?

Main causes: empty salt tank, salt bridge, depleted resin, clogged or damaged venturi, broken rotor position switch, fai…

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Why are water softener resin beads in my water?

Main causes: broken resin tank screen, bad resin tank seals, cracked upper distributor in resin tank…

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Why isn't my water softener meter working?

Main causes: broken water flow meter, faulty timer, water flow to softener is bypassed…

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Repair guides for water softeners

These step-by-step repair guides will help you safely fix what’s broken on your water softener.

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How to replace a water softener venturi

How to replace a water softener venturi

The venturi valve in your water softener draws brine water from the salt tank to the resin tank for regeneration. Follow…

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Repair difficulty
Time required
 15 minutes or less
How to replace a water softener rotor position switch

How to replace a water softener rotor position switch

The rotor position switch detects the position of the valve rotor. If the rotor position switch fails, follow these step…

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Repair difficulty
Time required
 30 minutes or less
How to replace a water softener timer

How to replace a water softener timer

The timer is the control board you use to program the water softener. If the timer isn’t accepting commands when you pus…

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Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your air handlers

Use the advice and tips in these articles and videos to get the most out of your water softener.

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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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