Mitsubishi
Air Handler

Model # SEZ-KD18NA4 Official Mitsubishi split-system air conditioner heat pump

Here are the diagrams and repair parts for Official Mitsubishi SEZ-KD18NA4 split-system air conditioner heat pump, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 36 parts  |

Fan Case A E17319129
#302

Motor assy diagram

Fan case a

Part #E17319129

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

Drain Hose E17319702
#123

Cabinet parts diagram

Drain hose

Part #E17319702

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

Shaft 4fan E17326499
#311

Motor assy diagram

Shaft 4fan

Part #E17326499

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

Panel 2-un E17326718
#118

Cabinet parts diagram

Panel 2-un

Part #E17326718

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

Motor Base E17319128
#301

Motor assy diagram

Motor base

Part #E17319128

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

Plug,rubbe E17414524
#128

Cabinet parts diagram

Plug,rubbe

Part #E17414524

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

Mount Rt E17320505
#306

Motor assy diagram

Mount rt

Part #E17320505

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

Panel 1-un E17477717
#115

Cabinet parts diagram

Panel 1-un

Part #E17477717

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

Repair guides for side-by-side refrigerators

How to replace a foamed-in-place door gasket in a side-by-side refrigerator

How to replace a foamed-in-place door gasket in a side-by-side refrigerator

The door gasket seals the gap around the door to keep the cold air in and the warm air out. Replace a worn or damaged do…

Repair difficulty
Time required
 30 minutes or less
How to replace a press-in door gasket in a side-by-side refrigerator

How to replace a press-in door gasket in a side-by-side refrigerator

The door gasket seals the gap around the door to keep the cold air in and the warm air out. Replace a worn or damaged do…

Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your air handlers

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.…