Thermal Zone
Furnace

Model #GM144K20C Thermal Zone gas furnace

Here are the diagrams and repair parts for Thermal Zone GM144K20C gas furnace, as well as links to manuals and error code tables, if available.

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    Showing 10 of 33 parts

    Furnace Control Module Assembly#25A

    80+ upflow furnace Diagram

    Furnace control module assembly

    Part #903108

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

    Furnace Electronic Control Board#25

    80+ upflow furnace Diagram

    Furnace electronic control board

    Part #903106

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

    Furnace Blower Wheel#20

    80+ upflow furnace Diagram

    Furnace blower wheel

    Part #667277

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

    Furnace Blower Fan Motor Assembly#23

    80+ upflow furnace Diagram

    Furnace blower fan motor assembly

    Part #902816

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

    Limit Sw#18

    80+ upflow furnace Diagram

    Limit sw

    Part #626418

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

    Transformer#24

    80+ upflow furnace Diagram

    Transformer

    Part #621486

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

    Sensor Rod#6

    80+ upflow furnace Diagram

    Sensor rod

    Part #632316

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

    Gas Valve#2

    80+ upflow furnace Diagram

    Gas valve

    Part #624586

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

    Capacitor#22

    80+ upflow furnace Diagram

    Capacitor

    Part #621435

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

    Furnace Burner Flame Roll-Out Switch#7

    80+ upflow furnace Diagram

    Furnace burner flame roll-out switch

    Part #626343

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