Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Tips to find your model number
Mitsubishi MU-A12WA-1 split-type air conditioner

Mitsubishi MU-A12WA-1 split-type air conditioner Parts

Here are the diagrams and repair parts for Mitsubishi MU-A12WA-1 split-type air conditioner, as well as links to manuals and error code tables, if available.

By Schematic
SELECT DIAGRAM
?

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

Browse Parts for MU-A12WA-1 Split-Type Air Conditioner

  • Service Panel for Mitsubishi MU-A12WA-1 - Part E12A50245

    Outside unit diagram

    Service Panel

    Part #E12A50245

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

  • Capillary Tube for Mitsubishi MU-A12WA-1 - Part E12134936

    Outside unit diagram

    Capillary Tube

    Part #E12134936

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

  • Separator for Mitsubishi MU-A12WA-1 - Part E12A50293

    Outside unit diagram

    Separator

    Part #E12A50293

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

  • Stop Valve-gas,1/2dia for Mitsubishi MU-A12WA-1 - Part E12A50661

    Outside unit diagram

    Stop Valve-gas,1/2dia

    Part #E12A50661

    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 electronic control board

How to replace a freezer electronic control board

The electronic control board manages the compressor to control freezer temperature. Replace the control board using the…

Repair time and Difficulty

 45 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 time and Difficulty

 45 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 time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your central air conditioners

Easy DIY appliance repairs that anyone can do

Easy DIY appliance repairs that anyone can do

Get advice on simple DIY fixes for appliances that you can safely do on your own.…

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.…

Keeping your smart appliances secure from hackers

Keeping your smart appliances secure from hackers

Find out how to protect your smart appliances from malevolent invasions by hackers.…

Parts & More

Cooktop
Electric Range
Electric Water Heater
Food Processor
Front-Engine Lawn Tractor
Gas Cooktop
Gas Grill
Gas Range
Lawn & Garden Engine
Lawn Sweeper
Parts
Refrigerator
Side-By-Side Refrigerator
Washer