Model # GDPX050-3B Official Janitrol gas furnace

Here are the diagrams and repair parts for Official Janitrol GDPX050-3B gas furnace, as well as links to manuals and error code tables, if available.

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Error Codes

Model diagram and schematic

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ALL PARTS

Showing 10 of 87 parts |

#2B

Blower assemblies diagram

Motor

Part #B13400-09

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

#1A

Blower assemblies diagram

Capacitor 10

Part #B9456-52

Replaced by #12908

This item is not returnable

$5.26 |

16% OFF Phone Price : $6.26

In Stock

Qty

#2A

Blower assemblies diagram

Motor

Part #B13400-12

Replaced by #B13400-21S

$333.82

In Stock

Qty

#1B

Gas furnace diagram

Kit, serv ga

Part #12826-07S

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

#1A

Gas furnace diagram

Gas valve

Part #12826-06S

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

#3A

Blower assemblies diagram

Blower wheel

Part #B13680-16

Replaced by #B1368016S

$107.24

In Stock

Qty

Gas furnace diagram

Ignition mod

Part #B13707-24

Replaced by #BG1600M51EF-1AA

$191.94 |

6% OFF Phone Price : $203.94

In Stock

Qty

#3A

Electrical & hardware diagram

Furnace air pressure switch

Part #B13701-33

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

Heat exchanger assembly diagram

Limit, 150f,

Part #B13700-06

Replaced by #1370906S

$48.84

In Stock

Qty

Electrical & hardware diagram

Transformer

Part #B11416-00

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

Symptoms for water softeners

Choose a symptom to see related water softener repairs.

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Why isn't my water softener using salt?

Main causes: salt bridge inside the salt tank, bad timer, valve motor failure, faulty rotor valve, clogged venturi…

Why is there no display on my water softener?

Main causes: lack of electrical power, bad power transformer, faulty timer…

Why does my water softener overflow?

Main causes: faulty brine valve assembly, bad rotor valve…

Why does my water softener leak water?

Main causes: loose water line connections, cracked water-carrying components, bad rotor valve seals…

Why are water softener resin beads in my water?

Main causes: broken resin tank screen, bad resin tank seals, cracked upper distributor in resin tank…

Why is my softened water salty?

Main causes: clogged drain hose, faulty rotor valve, leaky rotor valve seals…

Why isn't my water softener softening my water?

Main causes: empty salt tank, salt bridge, depleted resin, clogged or damaged venturi, broken rotor position switch, fai…

Why isn't my water softener meter working?

Main causes: broken water flow meter, faulty timer, water flow to softener is bypassed…

Repair guides for water softeners

These step-by-step repair guides will help you safely fix what’s broken on your water softener.

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How to replace a water softener rotor position switch

The rotor position switch detects the position of the valve rotor. If the rotor position switch fails, follow these step…

Repair difficulty

Time required

30 minutes or less

How to replace a water softener timer

The timer is the control board you use to program the water softener. If the timer isn’t accepting commands when you pus…

Repair difficulty

Time required

15 minutes or less

How to replace a water softener venturi

The venturi valve in your water softener draws brine water from the salt tank to the resin tank for regeneration. Follow…

Repair difficulty

Time required

15 minutes or less

Effective articles & videos to help repair your furnaces

Use the advice and tips in these articles and videos to get the most out of your water softener.

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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.…

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.…

Top questions about Sears and Sears PartsDirect

Model # GDPX050-3B Official Janitrol gas furnace

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Symptoms for water softeners

Why isn't my water softener using salt?

Why is there no display on my water softener?

Why does my water softener overflow?

Why does my water softener leak water?

Why are water softener resin beads in my water?

Why is my softened water salty?

Why isn't my water softener softening my water?

Why isn't my water softener meter working?

Repair guides for water softeners

How to replace a water softener rotor position switch

How to replace a water softener timer

How to replace a water softener venturi

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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