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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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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 202 parts  |
Catch 862801
#5

Return air cabinet diagram

Catch

Part #862801

Replaced by #279570

?
Manufacturer substitution
This part replaces 862801. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$3.91 | 
70% OFF MSRP : $13.00
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
$3.91 | 
70% OFF MSRP : $13.00
In Stock
Thermocouple H600268
#16B

Burner and manifold assembly diagram

Thermocouple

Part #H600268

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

Thermocouple 862720
#16A

Burner and manifold assembly diagram

Thermocouple

Part #862720

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

Gas Valve 864326
#4A

Burner and manifold assembly diagram

Gas valve

Part #864326

Replaced by #36C03-333

?
Manufacturer substitution
This part replaces 864326. Substitute parts can look different from the original.
$277.97 | 
$10.00 OFF Phone Price : $287.97
In Stock
Gas Valve H601680
#4C

Burner and manifold assembly diagram

Gas valve

Part #H601680

Replaced by #36C03-333

?
Manufacturer substitution
This part replaces H601680. Substitute parts can look different from the original.
$277.97 | 
$10.00 OFF Phone Price : $287.97
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 | 
7% OFF Phone Price : $137.13
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 | 
7% OFF Phone Price : $140.20
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 | 
7% OFF Phone Price : $137.13
In Stock
Thermostat 9235

#NI

All parts diagram

Thermostat

Part #9235

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

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