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Model # GD120K20B - Thermal Zone Residential Gas Furnace - 80+ downflow furnace 31 parts

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  • Diagram #
    Part Name
    Price
  • 1 on diagram

    Furnace burner

    PART NUMBER: 660812  

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    This item is no longer available.

     
  • 2 on diagram
    Furnace gas valve PART NUMBER: 624586 Substitution: 904081 Learn why   View important details
  • 3 on diagram

    Main burner ofrifice (43 drill) (not shown)

    PART NUMBER: 661043

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    1-800-252-1698

  • 4 on diagram

    Gas manifold tube assembly ( 5 tube) (pg060k120-3)

    PART NUMBER: 663552

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    1-800-252-1698

  • 5 on diagram

    Igniter

    PART NUMBER: 903110  

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    This item is no longer available.

     
  • 6 on diagram
    Furnace burner flame sensor PART NUMBER: 632316 Substitution: 903600 Learn why   View important details
  • 7 on diagram

    Switch

    PART NUMBER: 626350  

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    This item is no longer available.

     
  • 8 on diagram

    Complete burner assembly

    PART NUMBER: D03954

    This item is not returnable.

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    1-800-252-1698

  • 9 on diagram

    Heat exchanger assembly (not shown)

    PART NUMBER: 493643

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  • 10 on diagram

    Turbular (not shown)

    PART NUMBER: 487750

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  • 11 on diagram

    Collector pan assembly

    PART NUMBER: 384884

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  • 12 on diagram

    Gasket, collector pan (not shown)

    PART NUMBER: 689072

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  • 13 on diagram

    Furnace blower

    PART NUMBER: 903111  

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    This item is no longer available.

     
  • 14 on diagram

    Gasket, inducer

    PART NUMBER: 689079

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  • 15 on diagram

    Adaptor, 4" round assembly

    PART NUMBER: 368344

    This item is not returnable.

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  • 16 on diagram

    Tube, combustion, insulated

    PART NUMBER: 262810

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  • 17 on diagram

    Auxiliary limit 130/20 (not shown)

    PART NUMBER: 626463

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  • 18 on diagram

    Hose, high - temp silicone (not shown)

    PART NUMBER: 257843

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  • 19 on diagram
    Furnace air pressure switch PART NUMBER: 632212 Substitution: 632427 Learn why   View important details
  • 20 on diagram
    Switch PART NUMBER: 626435 Substitution: 626435 Learn why   View important details
  • 21 on diagram

    Wheel blower ccw (not shown)

    PART NUMBER: 667260

    This item is not returnable.

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  • 22 on diagram

    Furnace blower fan motor, 3/4-hp

    PART NUMBER: 902346  

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    This item is no longer available.

     
  • 23 on diagram
    Motor run capacitor PART NUMBER: 621435 Substitution: 12908 Learn why

    This item is not returnable.

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  • 24 on diagram

    Auxillary limit 140/20 (not shown)

    PART NUMBER: 626439

    This item is not returnable.

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    1-800-252-1698

  • 25 on diagram
    Furnace blower fan motor assembly PART NUMBER: 902816   View important details
     
  • 26 on diagram
    Transformer PART NUMBER: 621486 Substitution: 622337 Learn why   View important details
  • 27 on diagram
    Furnace electronic control board PART NUMBER: 903106   View important details
     
  • 28 on diagram

    Switch

    PART NUMBER: 632205  

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    This item is no longer available.

     
  • 29 on diagram

    Motor mount (not shown)

    PART NUMBER: 668926

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  • 29A on diagram

    Motor mount arm (not shown)

    PART NUMBER: 668927

    This item is not returnable.

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  • 30 on diagram

    Access door (not shown)

    PART NUMBER: 903116Z

    This item is not returnable.

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