Amana
Furnace

Model # GS120DN5/P9991303F Official Amana gas furnace - gs series

Here are the diagrams and repair parts for Official Amana GS120DN5-P9991303F gas furnace - gs series, 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 84 parts  |

Junction Box Cover R0194179
#23

Heat exchanger assembly diagram

Junction box cover

Part #R0194179

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

Manifold R0198388
#11A

Gas burners and manifold diagram

Manifold

Part #R0198388

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

Door Interlock Switch R0198369
#25

Heat exchanger assembly diagram

Door interlock switch

Part #R0198369

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

Pip Cap, 1/2" R0198394
#13

Gas burners and manifold diagram

Pip cap, 1/2"

Part #R0198394

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

Top Panel R0194193
#38C

Heat exchanger assembly diagram

Top panel

Part #R0194193

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

Bottom Panel R0194184
#35B

Heat exchanger assembly diagram

Bottom panel

Part #R0194184

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

Juncion Box W/ Terminal Board R0194180
#26

Heat exchanger assembly diagram

Juncion box w/ terminal board

Part #R0194180

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

Hole Plug, 1" R0182077
#37

Heat exchanger assembly diagram

Hole plug, 1"

Part #R0182077

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

End Plate, Rear Support R0194157
#1C

Gas burners and manifold diagram

End plate, rear support

Part #R0194157

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

Short Bushing R0182076
#30

Heat exchanger assembly diagram

Short bushing

Part #R0182076

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

Symptoms for gas ranges

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…

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.…

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…

Repair difficulty
Time required
 60 minutes or less
How to replace a gas range oven control board

How to replace a gas range oven control board

These step-by-step instructions explain how to replace an oven control board on a gas range…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your furnaces

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.…

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.…

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.…