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Technical Stewart Warner fuel gauge question

Discussion in 'The Hokey Ass Message Board' started by DRD57, Jul 26, 2023.

  1. DRD57
    Joined: Mar 5, 2001
    Posts: 4,345
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    DRD57
    Member
    from Tulare, CA, USA

    Does anyone here know the OHM range for this fuel gauge? Typically SW is 240-33.5 but I’ve never used one this old and don’t know if they’ve always used that range.

    IMG_1090.jpeg IMG_1089.jpeg IMG_1088.jpeg
     
    DRD57, Jul 26, 2023
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  2. nickthebandit
    Joined: Dec 4, 2006
    Posts: 9,449
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    nickthebandit
    ALLIANCE MEMBER
    from Shippensburg, Pennsylvania, 17257

    Is that a 24 volt gauge ?
     
    nickthebandit, Jul 26, 2023
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    5window likes this.
  3. alchemy
    Joined: Sep 27, 2002
    Posts: 22,767
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    alchemy
    Member
    from M'town, Iowa

    Yes that’s 24 volt military grade.
     
    alchemy, Jul 26, 2023
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  4. '29 Gizmo
    Joined: Nov 6, 2022
    Posts: 1,187
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    '29 Gizmo
    Member
    from UK

    Get a 250ohm potentiometer and test it to see what you get. Measure the full and empty positions.
     
    '29 Gizmo, Jul 26, 2023
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    5window and silent rick like this.

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