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Aprilaire 112 humidifier Parts

Here are the diagrams and repair parts for Aprilaire 112 humidifier, as well as links to manuals and error code tables, if available.

Aprilaire 112 humidifier
By Schematic
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This is the number corresponding to the part on the diagram / schematic

Browse Parts for 112 Humidifier

  • Orifice for Aprilaire 112 - Part 4021

    Model 112 diagram

    Orifice

    Part #4021

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

  • Valve Sadd for Aprilaire 112 - Part 4001

    Model 112 diagram

    Valve Sadd

    Part #4001

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

  • Replacement Kit for Aprilaire 112 - Part 4038

    #NI

    All parts diagram

    Replacement Kit

    Part #4038

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

  • Humidistat Adapter Plate for Aprilaire 112 - Part 4039

    #NI

    All parts diagram

    Humidistat Adapter Plate

    Part #4039

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

  • Valve for Aprilaire 112 - Part 4005

    Model 112 diagram

    Valve

    Part #4005

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

  • Bushing for Aprilaire 112 - Part 4029

    Model 112 diagram

    Bushing

    Part #4029

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

  • Water Distribution Pan Cover for Aprilaire 112 - Part 4036

    Model 112 diagram

    Water Distribution Pan Cover

    Part #4036

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

  • Copper Tube for Aprilaire 112 - Part 4022

    Model 112 diagram

    Copper Tube

    Part #4022

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

  • Fan Blade for Aprilaire 112 - Part 4033

    Model 112 diagram

    Fan Blade

    Part #4033

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

  • Relay for Aprilaire 112 - Part 4012

    #NI

    All parts diagram

    Relay

    Part #4012

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

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