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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.

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Model diagram and schematic

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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
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
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
Bushing 20057401

#NI

All parts diagram

Bushing

Part #20057401

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

Pnl-cntr Bck 20050901
#3

Functional replacement parts diagram

Pnl-cntr bck

Part #20050901

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

Burner Box 20052504
#56

Functional replacement parts diagram

Burner box

Part #20052504

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

Door-frnt Bl 20050801
#41

Functional replacement parts diagram

Door-frnt bl

Part #20050801

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

Flue Box 20052403
#46

Functional replacement parts diagram

Flue box

Part #20052403

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

Manifold 20053204
#54

Functional replacement parts diagram

Manifold

Part #20053204

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

Symptoms for gas ranges

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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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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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…

Read more
Repair difficulty
Time required
 60 minutes or less
How to replace a range spark igniter electrode

How to replace a range spark igniter electrode

Learn how to replace the spark igniter electrode for the surface burners on a gas range or dual-fuel range.…

Read more
Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your furnaces

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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.…

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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.…

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