Model # GDPI120-5 Official Goodman gas furnace

Here are the diagrams and repair parts for Official Goodman GDPI120-5 gas 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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ALL PARTS

Showing 10 of 87 parts |

Electrical & hardware diagram

Transformer

Part #B11416-00

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

#1A

Heat exchanger assembly diagram

Limit, 160f,

Part #B13700-08

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

#3A

Electrical & hardware diagram

Furnace air pressure switch

Part #B13701-33

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

$205.62 |

5% OFF Phone Price : $215.62

In Stock

Qty

#1B

Heat exchanger assembly diagram

Limit, 220f,

Part #B13700-11

Replaced by #1370911S

$48.84

In Stock

Qty

Gas furnace diagram

Valve assembly

Part #12826-02S

Replaced by #B1282602

$350.69

In Stock

Qty

Blower assemblies diagram

Capacitor 12

Part #B9456-72

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

Blower assemblies diagram

Blower wheel

Part #B13680-00

Replaced by #D6723311S

$163.84

In Stock

Qty

Symptoms for gas snowblowers

Choose a symptom to see related snowblower repairs.

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What should I do about a damaged snowblower tire?

Main causes: punctured tire, damaged rim…

Why won't my snowblower start?

Main causes: stale gas, clogged carburetor, clogged or broken fuel line, dirty spark plug, bad rewind starter, incorrect…

Why doesn't my snowblower self propel?

Main causes: loose drive clutch cable, damaged drive clutch cable, worn friction disc, scraper blade scraping the ground…

Why won't my snowblower clear snow well?

Main causes: clogged chute, snow build-up in auger housing, broken auger shear pins, auger drive belt needs adjustment, …

Why does my snowblower engine run rough?

Main causes: dirty carburetor, clogged fuel filter, dirty spark plug, incorrect valve lash, leaky engine gaskets…

Why won't my snowblower chute turn?

Main causes: snow build-up in chute, chute drive mechanism failure, bad chute control assembly…

Why doesn't my snowblower auger turn?

Main causes: broken shear pins, worn or loose auger drive belt, auger drive cable failure, damaged auger, bad gear case…

Why does my snowblower stop running after a few seconds?

Main causes: dirty carburetor, stale fuel…

Why won't my snowblower throw snow far enough?

Main causes: clogged chute, damaged auger blades, broken shear pins, worn auger belt, damaged gear case, engine problems…

Repair guides for gas snowblowers

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

View all

How to replace a snowblower fuel filter

Replace the fuel filter on your snowblower if it's clogged or damaged.…

Repair difficulty

Time required

15 minutes or less

How to adjust snowblower skid shoes

To prevent snowblower auger and shave plate damage, adjust the skid shoes regularly to keep the shave plate ¼-inch high.…

Repair difficulty

Time required

15 minutes or less

How to rebuild a snowblower carburetor

Rebuild the carburetor on your snowblower if the engine isn't getting fuel.…

Repair difficulty

Time required

45 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 snowblower.

View all

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 # GDPI120-5 Official Goodman gas furnace

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Symptoms for gas snowblowers

What should I do about a damaged snowblower tire?

Why won't my snowblower start?

Why doesn't my snowblower self propel?

Why won't my snowblower clear snow well?

Why does my snowblower engine run rough?

Why won't my snowblower chute turn?

Why doesn't my snowblower auger turn?

Why does my snowblower stop running after a few seconds?

Why won't my snowblower throw snow far enough?

Repair guides for gas snowblowers

How to replace a snowblower fuel filter

How to adjust snowblower skid shoes

How to rebuild a snowblower carburetor

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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