Lennox
Furnace

Model # G17Q2 SERIES Official Lennox furnace

Here are the diagrams and repair parts for Official Lennox G17Q2-SERIES 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 63 parts  |

Limit Control 10G5201
#17

Furnace diagram

Limit control

Part #10G5201

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

Burner LB-17431CB
#13

Furnace diagram

Burner

Part #LB-17431CB

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

Transformer 78H5501
#39A

Furnace diagram

Transformer

Part #78H5501

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

Pilot Burner 18G9001
#37B

Furnace diagram

Pilot burner

Part #18G9001

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

Blower Fan Wheel LB-29333BB
#51

Furnace diagram

Blower fan wheel

Part #LB-29333BB

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

Transformer P-8-9490
#39

Furnace diagram

Transformer

Part #P-8-9490

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

Flame Sensor 18G8901
#37C

Furnace diagram

Flame sensor

Part #18G8901

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

Motor 97H5701
#52

Furnace diagram

Motor

Part #97H5701

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

Control 97H0401
#37A

Furnace diagram

Control

Part #97H0401

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

Motor 45H3001
#52A

Furnace diagram

Motor

Part #45H3001

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

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.…