Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Tips to find your model number
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Nordyne
Furnace

Model # M1SA066 Official Nordyne furnace

Here are the diagrams and repair parts for Official Nordyne M1SA066 furnace, 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.

Installation guide

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 69 parts  |
Fuse 632261
#NI

Furnace diagram

Fuse

Part #632261

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

Blower Wheel 667294
#39

Furnace diagram

Blower wheel

Part #667294

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

Primary Cntr 624503
#3B

Burner diagram

Primary cntr

Part #624503

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

Pump 660323
#10

Burner diagram

Pump

Part #660323

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

Coupling 669063
#58

Furnace diagram

Coupling

Part #669063

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

Central Air Conditioner Air Handler Blower Motor 901873
#38

Furnace diagram

Central air conditioner air handler blower motor

Part #901873

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

Door Striker 668905
#5

Furnace diagram

Door striker

Part #668905

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

Burner 903945
#61

Furnace diagram

Burner

Part #903945

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

Furnace Blower Assembly 903410
#35

Furnace diagram

Furnace blower assembly

Part #903410

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

Door 903407
#1

Furnace diagram

Door

Part #903407

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

Symptoms for gas water heaters

Why does my water heater's pilot light keep going out?

Main causes: lack of combustion air, ventilation draft, bad thermocouple…

Read more

Effective articles & videos to help repair your furnaces

View all
How to get your furnace ready for winter

How to get your furnace ready for winter

Get expert tips for preparing your furnace for winter. Follow maintenance tips to keep your furnace in top shape.…

Read more
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.…

Read more
Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

Read more

Parts & More