Nordyne
Central Air Conditioner

Model #MS3QA042KA Official Nordyne air conditioner

Here are the diagrams and repair parts for Nordyne MS3QA042KA air conditioner, 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.

Showing 10 of 26 parts

Cap Strap#11

Air conditioner Diagram

Cap strap

Part #258780

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

Cond.motor

Cond.motor

Part #621856

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

Central Air Conditioner Evaporator Fan Blade#17

Air conditioner Diagram

Central air conditioner evaporator fan blade

Part #667262

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

Top Pan#15

Air conditioner Diagram

Top pan

Part #496161

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

Guard Kit#NI

Air conditioner Diagram

Guard kit

Part #917206

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

Compressor#2

Air conditioner Diagram

Compressor

Part #912958

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

Coupling#4

Air conditioner Diagram

Coupling

Part #663781

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

Cond.motor#16

Air conditioner Diagram

Cond.motor

Part #621864

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

Contactor#9

Air conditioner Diagram

Contactor

Part #621661

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

Air Conditioner Blower Motor#16A

Air conditioner Diagram

Air conditioner blower motor

Part #621918

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

Articles and videos common to all central air conditioners

November 30, 2022

2023 HVAC regulation changes and how they may affect you

By Lyle Weischwill

Find out how new DOE standards going into effect in 2023 can affect you and what you need to do.

October 24, 2022

Easy DIY appliance repairs that anyone can do

By Lyle Weischwill

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

August 5, 2022

Introducing new technical repair content that we’re developing for the Sears Technical Institute

By Lyle Weischwill

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.