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Janitrol GUN100-4B gas furnace Parts

Here are the diagrams and repair parts for Janitrol GUN100-4B gas furnace, as well as links to manuals and error code tables, if available.

Janitrol GUN100-4B gas furnace
By Schematic
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This is the number corresponding to the part on the diagram / schematic

Browse Parts forGUN100-4B Gas Furnace

  • Ignition Mod for Janitrol GUN100-4B - Part B13707-24

    Gas train diagram

    Ignition Mod

    Part #B13707-24

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

  • Burner Box T for Janitrol GUN100-4B - Part 18823-00

    Heat exchanger assembly diagram

    Burner Box T

    Part #18823-00

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

  • Flue Collect for Janitrol GUN100-4B - Part 18812-16

    Heat exchanger assembly diagram

    Flue Collect

    Part #18812-16

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

  • Manifold, 3 for Janitrol GUN100-4B - Part B18264-13

    Gas train diagram

    Manifold, 3

    Part #B18264-13

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

  • Gas Burner for Janitrol GUN100-4B - Part B18225-00

    Gas train diagram

    Gas Burner

    Part #B18225-00

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

  • Secondary Ai for Janitrol GUN100-4B - Part 18224-11

    Heat exchanger assembly diagram

    Secondary Ai

    Part #18224-11

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

  • Heat Exchange for Janitrol GUN100-4B - Part 18212-29S

    Heat exchanger assembly diagram

    Heat Exchange

    Part #18212-29S

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

  • Furnace Blower Door for Janitrol GUN100-4B - Part 18223-42

    Casing diagram

    Furnace Blower Door

    Part #18223-42

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

  • Top Channel (gun100-4b, Gus100-4) for Janitrol GUN100-4B - Part 18221-05S

    Casing diagram

    Top Channel (gun100-4b, Gus100-4)

    Part #18221-05S

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

  • Gasket Kit for Janitrol GUN100-4B - Part 13926-103

    Heat exchanger assembly diagram

    Gasket Kit

    Part #13926-103

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

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