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Rheem
Furnace

Model # GWH Official Rheem horizontal furnace

Here are the diagrams and repair parts for Official Rheem GWH horizontal 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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ALL PARTS
Showing 10 of 175 parts  |
Motor 51-18828-11
#34DE

Replacement parts 1-38 diagram

Motor

Part #51-18828-11

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

Motor 51-20814-11
#34BC

Replacement parts 1-38 diagram

Motor

Part #51-20814-11

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

Capacitor 43-20847-11
#36A

Replacement parts 1-38 diagram

Capacitor

Part #43-20847-11

Replaced by #12907

?
Manufacturer substitution
This part replaces 43-20847-11. Substitute parts can look different from the original.
This item is not returnable
$4.87 | 
17% OFF Phone Price : $5.87
In Stock
Relay-plug 42-19423-01
Relay-plug

Part #42-19423-01

Replaced by #WR90-370

?
Manufacturer substitution
This part replaces 42-19423-01. Substitute parts can look different from the original.
$21.63 | 
19% OFF Phone Price : $26.63
In Stock
Furnace Blower Fan Wheel 70-20602-01
Furnace blower fan wheel

Part #70-20602-01

$126.40 | 
7% OFF Phone Price : $136.40
In Stock
Orifice 62-22175-54
Orifice

Part #62-22175-54

$27.31
In Stock
Orifice 62-22175-42
Orifice

Part #62-22175-42

$15.83
In Stock
Burner Assembly 75-22476-14
#23C

Replacement parts 1-38 diagram

Burner assembly

Part #75-22476-14

$214.58
In Stock
Orifice 62-22175-45
Orifice

Part #62-22175-45

$28.43
In Stock
Pilot Burner 62-21609-01
Pilot burner

Part #62-21609-01

$106.76
In Stock

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