Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Weatherking
Furnace

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

Here are the diagrams and repair parts for Official Weatherking RGJA-12 gas-fired condensing horizontal furnace, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 99 parts  |
Baffle 20052001
#10

Functional replacement parts diagram

Baffle

Part #20052001

$83.60
In Stock
Rheem Coil-cndnsg 20052603
#48

Functional replacement parts diagram

Rheem 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
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.
$191.94 | 
6% OFF Phone Price : $203.94
In Stock
Cndnst Drain 20056001
#51

Functional replacement parts diagram

Cndnst drain

Part #20056001

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

Street Elbow, 1/2" (4 Req'd) 20057801

#NI

All parts diagram

Street elbow, 1/2" (4 req'd)

Part #20057801

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

Draft Blowe 20054001
#27

Functional replacement parts diagram

Draft blowe

Part #20054001

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

Pilot Burner B1811998
#65

Functional replacement parts diagram

Pilot burner

Part #B1811998

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

Cvr-mnfld 20051401
#37

Functional replacement parts diagram

Cvr-mnfld

Part #20051401

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

Effective articles & videos to help repair your furnaces

View all
How to get your furnace ready for winter

How to get your furnace ready for winter

Get expert tips for preparing your furnace for winter. Follow maintenance tips to keep your furnace in top shape.…

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

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

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

Read more
Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

Read more

Parts & More