Nordyne
Furnace

Model # M1MB070 Official Nordyne furnace

Here are the diagrams and repair parts for Official Nordyne M1MB070 furnace, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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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

Igniter 903596
#40

Furnace diagram

Igniter

Part #903596

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 Latch 668420
#6

Furnace diagram

Door latch

Part #668420

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

Transformer 621807
#13

Furnace diagram

Transformer

Part #621807

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

Furnace Burner Igniter 903110
#49

Furnace diagram

Furnace burner igniter

Part #903110

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

Blower Wheel 667037
#39

Furnace diagram

Blower wheel

Part #667037

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

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 903407
#1

Furnace diagram

Door

Part #903407

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

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Repair guides for upright freezers

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
How to replace a freezer evaporator fan

How to replace a freezer evaporator fan

Air won’t circulate to cool the freezer properly when the evaporator fan fails. Follow these step-by-step instructions t…

Repair difficulty
Time required
 45 minutes or less

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