Air Handler

Model # SEZ-KD12NA4 Official Mitsubishi split-system air conditioner heat pump

Here are the diagrams and repair parts for Official Mitsubishi SEZ-KD12NA4 split-system air conditioner heat pump, as well as links to manuals and error code tables, if available.

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Browse Parts for
SEZ-KD12NA4 Split-System Air Conditioner Heat Pump
Filter E17320100
#121

Cabinet parts diagram

Filter

Part #E17320100

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

Terminal Block E17156375
#402

Pcb assy diagram

Terminal block

Part #E17156375

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

Fan Case A E17319129
#202

Motor assy diagram

Fan case a

Part #E17319129

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

Float Swit E17409145
#108

Cabinet parts diagram

Float swit

Part #E17409145

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

Screw E17319250
#124

Cabinet parts diagram

Screw

Part #E17319250

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

Drain Pan E17475700
#111

Cabinet parts diagram

Drain pan

Part #E17475700

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

Thermistor E17319308
#404

Pcb assy diagram

Thermistor

Part #E17319308

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

Panel 2-un E17320718
#117

Cabinet parts diagram

Panel 2-un

Part #E17320718

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

Bushing E17319013
#405

Pcb assy diagram

Bushing

Part #E17319013

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

Symptoms for upright freezers

Main causes: clogged or frozen defrost drain tube…

Repair guides for upright freezers

How to replace a freezer control panel

How to replace a freezer control panel

A freezer control panel that doesn’t show the temperature or respond when you press the buttons could be broken. This DI…

Repair difficulty
Time required
 15 minutes or less
How to replace a freezer door switch

How to replace a freezer door switch

When the door switch fails, the freezer can’t detect that the door is closed. Follow the steps in this repair guide to r…

Repair difficulty
Time required
 15 minutes or less
How to replace a freezer thermistor

How to replace a freezer thermistor

When the thermistor can’t sense the freezer temperature, the freezer is colder or warmer than the set temperature. Follo…

Repair difficulty
Time required
 45 minutes or less

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