Furnace

Model # DGAA077BDTA Official Coleman furnace

Here are the diagrams and repair parts for Official Coleman DGAA077BDTA furnace, as well as links to manuals and error code tables, if available.

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Browse Parts for
DGAA077BDTA Furnace
Furnace Door Panel, Lower 7900-7611
#18

Cabinet parts diagram

Furnace door panel, lower

Part #7900-7611

$105.19
10% OFF Phone Price : $117.19
In Stock
Coleman Furnace Upper Door Panel 7900-7631
#17

Cabinet parts diagram

Coleman furnace upper door panel

Part #7900-7631

$174.01
6% OFF Phone Price : $186.01
In Stock
Pressure Switch 02427666001
#1

Cabinet parts diagram

Pressure switch

Part #02427666001

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

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

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

Furnace Transformer (replaces 026-34032-000) 2940A3541
#12

Cabinet parts diagram

Furnace transformer (replaces 026-34032-000)

Part #2940A3541

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

Diagram Wiring 03515289001
#30

Cabinet parts diagram

Diagram wiring

Part #03515289001

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

Thermostat 02538746000
#8

Cabinet parts diagram

Thermostat

Part #02538746000

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.

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

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

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

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

Repair guides for gas grills

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

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.…

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. …

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.…

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.

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.…

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.…

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.…