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Kenmore
Space Heater

Model # 86774783 Official Kenmore oil-fired horizontal furnace

Here are the diagrams and repair parts for Official Kenmore 86774783 oil-fired horizontal furnace, as well as links to manuals and error code tables, if available.

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  • 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”.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 143 parts  |
Thermostat 9235

#NI

All parts diagram

Thermostat

Part #9235

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

Thermostat 9278

#NI

All parts diagram

Thermostat

Part #9278

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

Limit Control 69287
#7

Furnace assembly diagram

Limit control

Part #69287

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

Coupling 68091
#27

Oil burner assembly diagram

Coupling

Part #68091

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

Air Filter 64757
#10

Filter compartment diagram

Air filter

Part #64757

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

Twist-on Wire Connector 21321
#61

Furnace assembly diagram

Twist-on wire connector

Part #21321

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

Nozzle 64662
#43

Oil burner assembly diagram

Nozzle

Part #64662

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

Screw 448445
#10

Oil burner assembly diagram

Screw

Part #448445

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

Bolt 109163
#9

H-q blower assembly diagram

Bolt

Part #109163

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

Screw 457502
Screw

Part #457502

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

Symptoms for gas ranges

Why won't my range's gas burner spark or ignite?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure...

Read more

Why isn't my range's gas burner heating properly?

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t...

Read more

Repair guides for gas ranges

How to replace oven door hinges on a gas range

How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes....

Read more
Repair difficulty
Time required
15 minutes or less
How to replace a range spark igniter switch

How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual...

Read more
Repair difficulty
Time required
60 minutes or less
How to replace a range spark igniter electrode

How to replace a range spark igniter electrode

Learn how to replace the spark igniter electrode for the surface burners on a gas range or dual-fuel range....

Read more
Repair difficulty
Time required
45 minutes or less

Articles and videos for gas ranges

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How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier....

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