Williams
Wall Heater

Model # 35GV-3T NAT Official Williams wall furnace

Here are the diagrams and repair parts for Official Williams 35GV-3T-NAT 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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Showing 10 of 56 parts  |

Wire Bridle P320912

#30

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Wire bridle

Part #P320912

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

Furnace 2-speed Fan Switch P320911A

#29

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Furnace 2-speed fan switch

Part #P320911A

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

Furnace Pilot Burner P179900

#10

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Furnace pilot burner

Part #P179900

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

Motor P320905

#25

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Motor

Part #P320905

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

Valve P173300

#15G

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Valve

Part #P173300

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

Gas Valve P295101A

#15A

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Gas valve

Part #P295101A

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

Gas Valve P295100A

#15

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Gas valve

Part #P295100A

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

Wire P321520

#36

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Wire

Part #P321520

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

Valve P172200

#15E

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Valve

Part #P172200

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

Symptoms for gas cooktops

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

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

Main causes: stuck burner igniter switch, wet igniter switch contacts, faulty spark module…

Repair guides for gas cooktops

How to replace a spark igniter switch on a gas cooktop

How to replace a spark igniter switch on a gas cooktop

Follow these step-by-step instructions to fix the surface burner ignition system on your gas cooktop by replacing the sp…

Repair difficulty
Time required
 45 minutes or less
How to replace a spark module on a gas cooktop

How to replace a spark module on a gas cooktop

No flame on your gas cooktop? Installing a new spark module could be the fix you need.…

Repair difficulty
Time required
 30 minutes or less

Articles and videos for gas cooktops

How is cooking on an electric range different than cooking on a gas stove?

How is cooking on an electric range different than cooking on a gas stove?

Learn about the differences between cooking on gas and electric stoves.…

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home.…

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.…