Ducane
Furnace

Model # UHZB085A3 Official Ducane 1/3-hp upflow horizontal oil furnace

Here are the diagrams and repair parts for Official Ducane UHZB085A3 1/3-hp upflow horizontal oil furnace, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 70 parts  |

Cleanout Port Cover (2) 20196301

#58

All parts diagram

Cleanout port cover (2)

Part #20196301

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

Motor Mount Band B0209507

#72

All parts diagram

Motor mount band

Part #B0209507

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

Motor, 1/3 Hp Psc 3 Speed Direct Drive 20064901

#20

All parts diagram

Motor, 1/3 hp psc 3 speed direct drive

Part #20064901

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

Elbow, Flue (6" Dia.) 20124901

#55

All parts diagram

Elbow, flue (6" dia.)

Part #20124901

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

Intermediate Top Panel 20121104

#8

All parts diagram

Intermediate top panel

Part #20121104

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

Side Shield (2) 20121403

#7

All parts diagram

Side shield (2)

Part #20121403

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

Reverse Flow Limit (140) W/insulator 20121901

#25

All parts diagram

Reverse flow limit (140) w/insulator

Part #20121901

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

Bottom Cover Gasket 20197401

#41

All parts diagram

Bottom cover gasket

Part #20197401

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

7.5 Mfd Capacitor W/boot & Clamp B4300650

#19

All parts diagram

7.5 mfd capacitor w/boot & clamp

Part #B4300650

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

Symptoms for electric ranges

Main causes: impact from dropping an item on the glass surface, ceramic glass surface flaw, surface element temperature …

Main causes: faulty surface element, burner control switch failure, temperature limiter not working properly, loose wiri…

Repair guides for electric ranges

How to replace a range radiant surface element

How to replace a range radiant surface element

If the element on your glass cooktop isn't heating up even though it gets power, replace it yourself, in about 45 minute…

Repair difficulty
Time required
 45 minutes or less
How to replace an electric range oven control board

How to replace an electric range oven control board

If the electronic oven control board isn't powering the bake and broil functions, you can replace it in less than half a…

Repair difficulty
Time required
 15 minutes or less
How to replace a range coil surface element

How to replace a range coil surface element

Easily replace a coil surface element in 15 minutes or less by following these step-by-step instructions.…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your furnaces

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.…

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.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…