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Ducane
Furnace

Model # UHZB055A3 Official Ducane 1/3-hp upflow horizontal oil furnace

Here are the diagrams and repair parts for Official Ducane UHZB055A3 1/3-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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Showing 10 of 70 parts  |
Side Shield (2) 20121403

#7

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Side shield (2)

Part #20121403

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

Parkerized Screw (58) B1008464

#46

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Parkerized screw (58)

Part #B1008464

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

Filter Top & Bottom Panel (2) 20122401

#22

All parts diagram

Filter top & bottom panel (2)

Part #20122401

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

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

Transformer, 40 Va 20054401

#31

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Transformer, 40 va

Part #20054401

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

Motor, 1/3 Hp Psc 3 Speed Direct Drive 20062401

#20

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Motor, 1/3 hp psc 3 speed direct drive

Part #20062401

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

Screw, 1/4-20 X 1/4 Hex Head (3) B1015956

#70

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Screw, 1/4-20 x 1/4 hex head (3)

Part #B1015956

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

Symptoms for elliptical machines

Choose a symptom to see related elliptical repairs.

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Why does my elliptical rock?

Main causes: leveling feet need to be adjusted, loose frame bolts, unstable flooring…

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Why won't my elliptical's console turn on?

Main causes: dead batteries, power supply failure, bad wiring connections, faulty control console…

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How do I tighten elliptical handle bars?

Main causes: loose fastening bolts, damaged handle bars…

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Why is my elliptical's console display dim?

Main causes: weak batteries, loose wires, faulty control console…

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Why won't my elliptical's pedal resistance change?

Main causes: bad resistance motor, faulty control console, wiring failure…

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Why does my elliptical display the wrong speed?

Main causes: faulty reed switch, reed switch needs adjustment, wiring failure, bad control console…

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Why does my elliptical make squeaking noises?

Main cause: lack of lubrication on pivot points…

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Why can't my elliptical detect my heart rate?

Main causes: dirty heart rate sensors, wiring failure, bad control console…

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Repair guides for elliptical machines

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

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How to replace an elliptical resistance motor

How to replace an elliptical resistance motor

If the resistance motor is not changing the resistance on your elliptical, replace it using these steps.…

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Repair difficulty
Time required
 15 minutes or less
How to adjust an elliptical reed switch

How to adjust an elliptical reed switch

If the console doesn't display the correct speed on your elliptical, adjust the reed switch using these steps.…

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Repair difficulty
Time required
 15 minutes or less
How to replace an elliptical console

How to replace an elliptical console

If the console on your elliptical doesn't work, replace it by following these 3 easy steps.…

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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

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

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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