Ducane
Furnace

Model # UHZB100A5 Official Ducane 3/4-hp upflow horizontal oil furnace

Here are the diagrams and repair parts for Official Ducane UHZB100A5 3/4-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  |

Control Box Cover 20123001

#29

All parts diagram

Control box cover

Part #20123001

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

Bottom Panel Dark Beige 20120401

#2

All parts diagram

Bottom panel dark beige

Part #20120401

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

Blower Wheel 12 X 12 Concave 1/2" Bore B4308607

#62

All parts diagram

Blower wheel 12 x 12 concave 1/2" bore

Part #B4308607

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

Screw (heat-x Leg) (4) B1008599

#49

All parts diagram

Screw (heat-x leg) (4)

Part #B1008599

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

Screw #8 X 3/4 "a" Hex Slot Washer Hd (2) B1008740

#67

All parts diagram

Screw #8 x 3/4 "a" hex slot washer hd (2)

Part #B1008740

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

Motor Mount Arm 12" Blower (3) B0209570

#71

All parts diagram

Motor mount arm 12" blower (3)

Part #B0209570

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

Bottom Cover Plate 20197301

#40

All parts diagram

Bottom cover plate

Part #20197301

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

Draft Regulator (not Shown) B1814584

#56

All parts diagram

Draft regulator (not shown)

Part #B1814584

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

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.…