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Mitsubishi
Air Handler

Model # SEZ-KD15NA4 Official Mitsubishi split-system air conditioner heat pump

Here are the diagrams and repair parts for Official Mitsubishi SEZ-KD15NA4 split-system air conditioner heat pump, 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  |
Drain Pan E17475700
#111

Cabinet parts diagram

Drain pan

Part #E17475700

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

Motor E17321300
#308

Motor assy diagram

Motor

Part #E17321300

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

Mount Lt E17319505
#305

Motor assy diagram

Mount lt

Part #E17319505

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

Heat Exchange E17321620
#103

Cabinet parts diagram

Heat exchange

Part #E17321620

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

Cover Assembly E17409690
#119

Cabinet parts diagram

Cover assembly

Part #E17409690

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

Attachment KB02H047G02
#307

Motor assy diagram

Attachment

Part #KB02H047G02

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

Bearing E17321509
#309

Motor assy diagram

Bearing

Part #E17321509

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

Pipe Cover E17319690
#106

Cabinet parts diagram

Pipe cover

Part #E17319690

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

Fan Sirocc E17319500
#304

Motor assy diagram

Fan sirocc

Part #E17319500

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

Terminal Block E17162375
#403

Pcb assy diagram

Terminal block

Part #E17162375

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

Symptoms for gas pressure washers

Choose a symptom to see related pressure washer repairs.

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Why does my pressure washer spray too hard?

Main causes: faulty unloader valve, bad pressure regulator…

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Why won't my pressure washer engine start?

Main causes: stale fuel, gummed up carburetor, engine needs tune up, throttle and choke controls need adjustment, bad re…

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Why does my pressure washer's engine lose power?

Main causes: dirty air filter, stale fuel, clogged or dirty carburetor, bad unloader valve…

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Why won't the pressure washer starter rope retract?

Main causes: broken recoil spring, damaged recoil starter…

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Why is smoke coming from the pressure washer's exhaust?

Main causes: overfilling engine with oil, improper fuel/air mixture, choke system problems, dirty carburetor, engine nee…

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Why does water spray out of my pressure washer's pressure relief valve?

Main causes: pump running for more than 5 minutes when the spray wand isn't being used, faulty pressure relief valve, ba…

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Why is the spray from my pressure washer weak?

Main causes: insufficient water supply, clogged water inlet screen, clogged pressure hose, faulty pump check valves, stu…

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Why won't my pressure washer mix in the detergent?

Main causes: using a high-pressure spray tip when applying detergent, clogged siphon tube, chemical injection system fai…

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Why doesn't my pressure washer recoil starter work?

Main causes: damaged recoil starter, oil inside cylinder, locked up engine piston…

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Repair guides for gas pressure washers

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

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How to install a pressure washer chemical injection kit

How to install a pressure washer chemical injection kit

The chemical injection valve draws detergent into the pump. If it’s not drawing detergent, use a repair kit to replace t…

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Repair difficulty
Time required
 15 minutes or less
How to install a pressure washer O-ring kit

How to install a pressure washer O-ring kit

O-rings seal fittings on the pressure washer pump. Damaged seals allow water to leak from the pump. Follow these steps t…

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Repair difficulty
Time required
 45 minutes or less
How to replace a pressure washer pump

How to replace a pressure washer pump

The pump can be damaged by air in the inlet water supply or by chemicals that remain in the pump body after using the ch…

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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 pressure washer.

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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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