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Williams
Wall Heater

Model # 455 FX-R NAT Official Williams wall furnace

Here are the diagrams and repair parts for Official Williams 455-FX-R-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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ALL PARTS
Showing 10 of 86 parts  |
Thermocouple P042100

#47

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Thermocouple

Part #P042100

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

Cont Unit P271000

#53A

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Cont unit

Part #P271000

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

Module P321096

#53

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Module

Part #P321096

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

Thermostat P106400

#46

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Thermostat

Part #P106400

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

Furnace Pilot Burner P179900

#48D

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Furnace pilot burner

Part #P179900

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

Header Assy 7B114

#18A

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Header assy

Part #7B114

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

Wire P321524

#54B

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Wire

Part #P321524

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

Furnace Fan Blade P200600

#28

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Furnace fan blade

Part #P200600

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

Outer Casing 7C55-2

#1A

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Outer casing

Part #7C55-2

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

Liner Assembly 11B46

#2A

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Liner assembly

Part #11B46

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

Repair guides for chest freezers

How to replace a freezer compressor start relay

How to replace a freezer compressor start relay

The compressor start relay starts the compressor. If the compressor won’t start, follow these steps to replace a defect…

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Repair difficulty
Time required
 15 minutes or less
How to replace a freezer temperature control thermostat

How to replace a freezer temperature control thermostat

The cold control thermostat regulates the freezer temperature. A defective cold control thermostat can prevent the compr…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a freezer lid gasket

How to replace a freezer lid gasket

The lid gasket prevents air and moisture from entering the freezer when the lid is closed. Follow these steps to replace…

Read more
Repair difficulty
Time required
 30 minutes or less

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