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Lennox 1751 furnace

Lennox 1751 furnace Parts

Here are the diagrams and repair parts for Lennox 1751 furnace, as well as links to manuals and error code tables, if available.

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Browse Parts for 1751 Furnace

  • Control for Lennox 1751 - Part 97H0401

    Furnace diagram

    Control

    Part #97H0401

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

  • Ignition Module for Lennox 1751 - Part 18G9101

    Furnace diagram

    Ignition Module

    Part #18G9101

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

  • Limit Control for Lennox 1751 - Part 10G5201

    Furnace diagram

    Limit Control

    Part #10G5201

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

  • Burner for Lennox 1751 - Part LB-17431CB

    Furnace diagram

    Burner

    Part #LB-17431CB

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

  • Transformer for Lennox 1751 - Part 78H5501

    Furnace diagram

    Transformer

    Part #78H5501

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

  • Blower Fan Wheel for Lennox 1751 - Part LB-29333BB

    Furnace diagram

    Blower Fan Wheel

    Part #LB-29333BB

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

  • Motor for Lennox 1751 - Part 97H5701

    Furnace diagram

    Motor

    Part #97H5701

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

  • Flame Sensor for Lennox 1751 - Part 18G8901

    Furnace diagram

    Flame Sensor

    Part #18G8901

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

  • Motor for Lennox 1751 - Part 45H3001

    Furnace diagram

    Motor

    Part #45H3001

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

  • Transformer for Lennox 1751 - Part P-8-9490

    Furnace diagram

    Transformer

    Part #P-8-9490

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

Symptoms for gas cooktops

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

Main causes: stuck burner igniter switch, wet igniter switch contacts, faulty spark module…

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

Repair guides for gas cooktops

How to replace a spark module on a gas cooktop

How to replace a spark module on a gas cooktop

No flame on your gas cooktop? Installing a new spark module could be the fix you need.…

Repair time and Difficulty

 30 minutes or less
How to replace a spark igniter switch on a gas cooktop

How to replace a spark igniter switch on a gas cooktop

Follow these step-by-step instructions to fix the surface burner ignition system on your gas cooktop by replacing the sp…

Repair time and Difficulty

 45 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.…

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