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Rheem
Furnace

Model # RGAA Official Rheem gas-fired highboy furnace

Here are the diagrams and repair parts for Official Rheem RGAA gas-fired highboy 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 429 parts  |
Transformer 46-18479-01
Transformer

Part #46-18479-01

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

Transformer 46-19617-02
#32

Functional replacement parts diagram

Transformer

Part #46-19617-02

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

Thermocouple 62-19635-01
#28A

Functional replacement parts diagram

Thermocouple

Part #62-19635-01

Replaced by #H06E-36

?
Manufacturer substitution
This part replaces 62-19635-01. Substitute parts can look different from the original.
This item is not returnable
$14.52 | 
12% OFF Phone Price : $16.52
In Stock
Thermocouple 62-18443-05
#28

Functional replacement parts diagram

Thermocouple

Part #62-18443-05

Replaced by #H06E-36

?
Manufacturer substitution
This part replaces 62-18443-05. Substitute parts can look different from the original.
This item is not returnable
$14.52 | 
12% OFF Phone Price : $16.52
In Stock
Blower Wheel 70-18625-01

#NI

All parts diagram

Blower wheel

Part #70-18625-01

$195.52
In Stock
Blow Cutoff AE-64401-06

#NI

All parts diagram

Blow cutoff

Part #AE-64401-06

$24.11
In Stock
Pilot 62-19125-01
#24

Functional replacement parts diagram

Pilot

Part #62-19125-01

$181.98
In Stock
Orifice 62-20509-36
#31E

Functional replacement parts diagram

Orifice

Part #62-20509-36

$42.47
In Stock
Gas Valve 60-21103-01
#30I

Functional replacement parts diagram

Gas valve

Part #60-21103-01

$764.05
In Stock
Orifice 62-20509-47
#31F

Functional replacement parts diagram

Orifice

Part #62-20509-47

$63.91
In Stock

Symptoms for gas ranges

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…

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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…

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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.…

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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…

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Repair difficulty
Time required
 60 minutes or less
How to replace a gas range oven control board

How to replace a gas range oven control board

These step-by-step instructions explain how to replace an oven control board on a gas range…

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Repair difficulty
Time required
 15 minutes or less

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How to get your furnace ready for winter

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