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Suburban
Wall Heater

Model # GWW-20PT-NAT Official Suburban gas-fired top-vent gravity wall furnace

Here are the diagrams and repair parts for Official Suburban GWW-20PT-NAT gas-fired top-vent gravity wall 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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ALL PARTS
Showing 10 of 35 parts  |
Thermostat P251000

#19

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Thermostat

Part #P251000

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

Motor P320905

#25

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Motor

Part #P320905

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

Valve P295000

#11

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Valve

Part #P295000

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

Fan Switch P320911

#29

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Fan switch

Part #P320911

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

Fan Blade P320907

#26

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Fan blade

Part #P320907

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

Face Panel 8311990

#5

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Face panel

Part #8311990

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

Shield 9C38

#2

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Shield

Part #9C38

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

Draft Hood 9C52-1

#8

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Draft hood

Part #9C52-1

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

Fan Switch P142900

#24

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Fan switch

Part #P142900

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

Burner P025600

#16A

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Burner

Part #P025600

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

Symptoms for gas ranges

Why isn't my range's gas burner heating properly?

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…

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Why won't my range's gas burner spark or ignite?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…

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Repair guides for gas ranges

How to replace oven door hinges on a gas range

How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a range spark igniter switch

How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual…

Read more
Repair difficulty
Time required
 60 minutes or less
How to replace a gas range oven control board

How to replace a gas range oven control board

These step-by-step instructions explain how to replace an oven control board on a gas range…

Read more
Repair difficulty
Time required
 15 minutes or less

Articles and videos for gas ranges

How to clean and maintain your stove

How to clean and maintain your stove

Learn how to clean and maintain your stove to keep it in top shape.…

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Oven won't heat: troubleshooting gas range problems video

Oven won't heat: troubleshooting gas range problems video

Learn how to troubleshoot and repair your gas oven if it won't heat.…

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How to clean grates and burners on a gas cooktop video

How to clean grates and burners on a gas cooktop video

Find out how to clean the grates and burners on your gas cooktop.…

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