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Ducane
Furnace

Model # UHZB085A4 Official Ducane 1/2-hp upflow horizontal oil furnace

Here are the diagrams and repair parts for Official Ducane UHZB085A4 1/2-hp upflow horizontal oil 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 69 parts  |
Intermediate Top Panel 20121104

#8

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Intermediate top panel

Part #20121104

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

Bottom Cover Plate 20197301

#40

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Bottom cover plate

Part #20197301

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

Flue Box 20123503

#36

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Flue box

Part #20123503

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

Box, Drum Collector (incl. In Item 33) N/P
Box, drum collector (incl. in item 33)

Part #N/P

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

Blower Assembly With 1/2 Hp Psc Motor 20122103

#17

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Blower assembly with 1/2 hp psc motor

Part #20122103

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

Cutoff 12 X 9 B4123075

#64

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Cutoff 12 x 9

Part #B4123075

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

Stud, Burner Mount (3) 20124501

#48

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Stud, burner mount (3)

Part #20124501

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

Filter 20122607

#24

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Filter

Part #20122607

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

Gasket, Tube Plate (2) 20123601

#37

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Gasket, tube plate (2)

Part #20123601

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

Rosette Flue Outlet B4155237

#10

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Rosette flue outlet

Part #B4155237

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

Repair guides for bottom-mount refrigerators

How to replace a flipper mullion on a French-door refrigerator

How to replace a flipper mullion on a French-door refrigerator

If the flipper mullion breaks or its heater quits working, replace it in 15 minutes using these 4 easy steps.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a door gasket in a French-door refrigerator

How to replace a door gasket in a French-door refrigerator

The door gasket, often called a door seal, seals the gap around the door to keep the cold air in and the warm air out. R…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Read more
Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your furnaces

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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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Top questions about Sears and Sears PartsDirect

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