Furnace

Model # DF-1150-1 Official Empire duct furnace

Here are the diagrams and repair parts for Official Empire DF-1150-1 duct furnace, as well as links to manuals and error code tables, if available.

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Browse Parts for
DF-1150-1 Duct Furnace
Limit Electronic Oven Control 912036
#34

Functional replacement parts diagram

Limit electronic oven control

Part #912036

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

Circulating Air Baffle UH-140
#10

Functional replacement parts diagram

Circulating air baffle

Part #UH-140

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

Draft Diverter (uh-1000 Series Only) (3) UH-482
#3

Functional replacement parts diagram

Draft diverter (uh-1000 series only) (3)

Part #UH-482

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

Combustion Chamber UH-279
#5

Functional replacement parts diagram

Combustion chamber

Part #UH-279

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

Side Plate Stiffener UH-272
#9

Functional replacement parts diagram

Side plate stiffener

Part #UH-272

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

Cover Plate UH-822
#40

Functional replacement parts diagram

Cover plate

Part #UH-822

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

Junction Box DV-572
#30

Functional replacement parts diagram

Junction box

Part #DV-572

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

Horizontal Duct Flange UH-602
#43

Functional replacement parts diagram

Horizontal duct flange

Part #UH-602

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

Valve (1) Lp 932250
#20A

Functional replacement parts diagram

Valve (1) lp

Part #932250

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

Ip Wire Harness (2) Nat. 872110
#13

Functional replacement parts diagram

Ip wire harness (2) nat.

Part #872110

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

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

Main causes: faulty sensors, wiring failure, bad control console…

Main causes: bad control console, wiring failure, bad motor control board…

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

Repair guides for treadmills

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

How to replace a treadmill motor controller

How to replace a treadmill motor controller

Your treadmill motor won't run with a defective motor controller. Replace the motor controller if it doesn't operate the…

Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking board

How to replace a treadmill walking board

A worn-out walking board creates friction with the walking belt and causes the belt to slow down during use. Replace the…

Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your furnaces

Use the advice and tips in these articles and videos to get the most out of your treadmill.

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.…