Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
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 # M1MB056 Official Nordyne furnace

Here are the diagrams and repair parts for Official Nordyne M1MB056 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 49 parts  |
Capacitor 621435
#36

Furnace diagram

Capacitor

Part #621435

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

Switch 632337
#11

Furnace diagram

Switch

Part #632337

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

Furnace Air Filter 669064
#7

Furnace diagram

Furnace air filter

Part #669064

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

Furnace Electronic Integrated Control Board 903429
#28

Furnace diagram

Furnace electronic integrated control board

Part #903429

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

Furnace Blower Assembly 903773
#35

Furnace diagram

Furnace blower assembly

Part #903773

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

Fuse 632261
#NI

Furnace diagram

Fuse

Part #632261

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

Furnace Inducer Vent Motor Assembly 903404
#16

Furnace diagram

Furnace inducer vent motor assembly

Part #903404

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

Door Latch 668420
#6

Furnace diagram

Door latch

Part #668420

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

Symptoms for gas grills

Choose a symptom to see related gas grill repairs.

View all

Why is my gas grill not hot enough?

Main causes: nearly empty fuel tank, faulty pressure regulator, burner tube clogs, bad burner tube alignment to gas valv…

Read more

Why won't some burners light on my gas grill?

Main causes: clogged burner tubes, cracked insulators on igniter electrodes, wiring failures, bad ignition module, manif…

Read more

What should I do about grease flare-ups in my gas grill?

Main causes: damaged or dirty flame tamers, corroded firebox, accumulated grease and debris in the grease pan…

Read more

Do I have to replace a broken wheel on a gas grill?

Main cause: worn wheel…

Read more

Why don't the burners on my gas grill get gas?

Main causes: empty fuel tank, tripped flow-limiting device on the pressure regulator, faulty manifold valves, burner tub…

Read more

Repair guides for gas grills

These step-by-step repair guides will help you safely fix what’s broken on your gas grill.

View all
How to replace a gas grill igniter electrode

How to replace a gas grill igniter electrode

Replace the igniter electrode on your gas grill if it won’t light the burner.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a gas grill ignition module

How to replace a gas grill ignition module

Follow these steps to replace the ignition module if it doesn't produce a spark. …

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a gas grill burner

How to replace a gas grill burner

Replace a damaged burner on your gas grill in less than 15 minutes and with just pliers and a screwdriver for tools.…

Read more
Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your furnaces

Use the advice and tips in these articles and videos to get the most out of your gas grill.

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