Whirlpool
Furnace

Model # FXB43-80DR-1 Official Whirlpool gas-fired hi-boy furnace

Here are the diagrams and repair parts for Official Whirlpool FXB43-80DR-1 gas-fired hi-boy 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 202 parts  |

Catch 862801
#5

Return air cabinet diagram

Catch

Part #862801

Replaced by #279570

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Manufacturer substitution
This part replaces 862801. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.03
20% OFF Phone Price : $5.03
In Stock
Strike 862800
#4

Return air cabinet diagram

Strike

Part #862800

Replaced by #279570

?
Manufacturer substitution
This part replaces 862800. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.03
20% OFF Phone Price : $5.03
In Stock
Motor 1/4 Hp 861650
#11A

Blower assembly diagram

Motor 1/4 hp

Part #861650

Replaced by #45461

?
Manufacturer substitution
This part replaces 861650. Substitute parts can look different from the original.
BEST SELLER
In Stock
Furnace Blower Wheel H600587
#22A

Blower assembly diagram

Furnace blower wheel

Part #H600587

Replaced by #600587

?
Manufacturer substitution
This part replaces H600587. Substitute parts can look different from the original.
$130.20
8% OFF Phone Price : $142.20
In Stock
Tube Pilot 864332
#17A

Burner and manifold assembly diagram

Tube pilot

Part #864332

Replaced by #100108370

?
Manufacturer substitution
This part replaces 864332. Substitute parts can look different from the original.
In Stock
Furnace Blower Wheel 862771
#25A

Blower assembly diagram

Furnace blower wheel

Part #862771

Replaced by #600586

?
Manufacturer substitution
This part replaces 862771. Substitute parts can look different from the original.
$127.13
9% OFF Phone Price : $139.13
In Stock
Control 862044
#10

Burner and manifold assembly diagram

Control

Part #862044

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

Transformer 864312
#7

Burner and manifold assembly diagram

Transformer

Part #864312

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

Burner 864330
#15

Burner and manifold assembly diagram

Burner

Part #864330

Replaced by #1830-001

?
Manufacturer substitution
This part replaces 864330. Substitute parts can look different from the original.
In Stock
Furnace Blower Wheel H600586
#25B

Blower assembly diagram

Furnace blower wheel

Part #H600586

Replaced by #600586

?
Manufacturer substitution
This part replaces H600586. Substitute parts can look different from the original.
$127.13
9% OFF Phone Price : $139.13
In Stock

Symptoms for gas grills

Choose a symptom to see related gas grill repairs.

Main causes: nearly empty fuel tank, faulty pressure regulator, burner tube clogs, bad burner tube alignment to gas valv…

Main causes: empty fuel tank, tripped flow-limiting device on the pressure regulator, faulty manifold valves, burner tub…

Main causes: damaged or dirty flame tamers, corroded firebox, accumulated grease and debris in the grease pan…

Main causes: clogged burner tubes, cracked insulators on igniter electrodes, wiring failures, bad ignition module, manif…

Repair guides for gas grills

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

How to replace a gas grill wheel

How to replace a gas grill wheel

Replace a broken or damaged wheel in less than 15 minutes.…

Repair difficulty
Time required
 15 minutes or less
How to replace a gas grill igniter electrode

How to replace a gas grill igniter electrode

Replace the igniter electrode on your gas grill if it won’t light the burner.…

Repair difficulty
Time required
 15 minutes or less
How to replace a gas grill ignition module

How to replace a gas grill ignition module

Follow these steps to replace the ignition module if it doesn't produce a spark. …

Repair difficulty
Time required
 15 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 gas grill.

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.…

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Top questions about Sears and Sears PartsDirect

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