Model # RGBA Official Rheem gas-fired highboy furnace

Here are the diagrams and repair parts for Official Rheem RGBA 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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Showing 10 of 397 parts |

#28A

Functional replacement parts diagram

Thermocouple

Part #62-19635-01

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

#NI

All parts diagram

Weatherking blow cutoff

Part #AE-64401-07

$21.71

In Stock

Qty

#30I

Functional replacement parts diagram

Gas valve

Part #60-21103-01

$764.05

In Stock

Qty

#18C

Functional replacement parts diagram

Weatherking filter

Part #54-19655-06

$23.74

In Stock

Qty

#18A

Functional replacement parts diagram

Filter

Part #54-17531-10

$25.58

In Stock

Qty

#24

Functional replacement parts diagram

Pilot

Part #62-19125-01

$181.98

In Stock

Qty

#NI

All parts diagram

Blow cutoff

Part #AE-64401-06

$24.11

In Stock

Qty

#31F

Functional replacement parts diagram

Orifice

Part #62-20509-47

$63.91

In Stock

Qty

#31E

Functional replacement parts diagram

Orifice

Part #62-20509-36

$42.47

In Stock

Qty

#NI

All parts diagram

Blower wheel

Part #70-18631-01

$191.76

In Stock

Qty

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Repair difficulty

Time required

15 minutes or less

How to replace the defrost thermistor in a top-freezer refrigerator

The defrost thermistor attaches to the evaporator coil and measures the evaporator coil temperature during defrost.…

Repair difficulty

Time required

15 minutes or less

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Model # RGBA Official Rheem gas-fired highboy furnace

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Symptoms for top-mount refrigerators

Why is there water in the bottom of the fridge under vegetable drawers?

Repair guides for top-mount refrigerators

How to replace a refrigerator water valve

How to replace the compressor run capacitor in a top-freezer refrigerator

How to replace the defrost thermistor in a top-freezer refrigerator

Effective articles & videos to help repair your furnaces

How to get your furnace ready for winter

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Top questions about Sears and Sears PartsDirect

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