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Coleman
Furnace

Model # DGAH077BBSA Official Coleman furnace

Here are the diagrams and repair parts for Official Coleman DGAH077BBSA furnace, as well as links to manuals and error code tables, if available.

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Installation guide
Owner’s manual

Model diagram and schematic

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Showing 10 of 34 parts  |
Furnace Upper Door Panel 7900-7631
#17

Cabinet parts diagram

Furnace upper door panel

Part #7900-7631

$169.09 | 
7% OFF Phone Price : $181.09
Back Order
Pressure Switch 02427666001
#1

Cabinet parts diagram

Pressure switch

Part #02427666001

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

Rckr Switc 7681-3301
#11

Cabinet parts diagram

Rckr switc

Part #7681-3301

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

Gas Valve 7990-328P
#6

Cabinet parts diagram

Gas valve

Part #7990-328P

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

Furnace Burner Lp Orifice 9951-0981
#NI

Cabinet parts diagram

Furnace burner lp orifice

Part #9951-0981

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

Furnace Blower Fan Motor 02431975000
#NI

Cabinet parts diagram

Furnace blower fan motor

Part #02431975000

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

Run Capacitor, 20mfd 02420051000
#NI

Cabinet parts diagram

Run capacitor, 20mfd

Part #02420051000

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

Motor Mount 37319802930
#NI

Cabinet parts diagram

Motor mount

Part #37319802930

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

Furnace Blower Wheel 1472-2761
#NI

Cabinet parts diagram

Furnace blower wheel

Part #1472-2761

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

Furnace Temperature Limit Switch, Upper 02535358000
#3

Cabinet parts diagram

Furnace temperature limit switch, upper

Part #02535358000

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

Symptoms for upright freezers

Why does my freezer have a sheet of ice at the bottom?

Main causes: clogged or frozen defrost drain tube…

Read more

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…

Read more
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…

Read more
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…

Read more
Repair difficulty
Time required
 45 minutes or less

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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.…

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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.…

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