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Rheem
Furnace

Model # RGJA-12 Official Rheem gas-fired condensing horizontal furnace

Here are the diagrams and repair parts for Official Rheem RGJA-12 gas-fired condensing 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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Showing 10 of 99 parts  |
Ignit Cntrl B1811738
#19

Functional replacement parts diagram

Ignit cntrl

Part #B1811738

Replaced by #BG1600M51EF-1AA

?
Manufacturer substitution
This part replaces B1811738. Substitute parts can look different from the original.
$205.62 | 
5% OFF Phone Price : $215.62
In Stock
Baffle 20052001
#10

Functional replacement parts diagram

Baffle

Part #20052001

$83.60
In Stock
Coil-cndnsg 20052603
#48

Functional replacement parts diagram

Coil-cndnsg

Part #20052603

$534.30
In Stock
Transformer 20054401
#18

Functional replacement parts diagram

Transformer

Part #20054401

Replaced by #90-4031F

?
Manufacturer substitution
This part replaces 20054401. Substitute parts can look different from the original.
$10.99
In Stock
Corner Post 20051101
#9

Functional replacement parts diagram

Corner post

Part #20051101

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

Limit Control 20054602
#23

Functional replacement parts diagram

Limit control

Part #20054602

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

Tee 20057701

#NI

All parts diagram

Tee

Part #20057701

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

Cut-off B4123093
#79

Functional replacement parts diagram

Cut-off

Part #B4123093

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

Gskt Man Pip 20056801
#38

Functional replacement parts diagram

Gskt man pip

Part #20056801

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

Filter 20056203
#43

Functional replacement parts diagram

Filter

Part #20056203

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

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