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Buyers Poly-Spreader 1.5yrd / 2 yrd models

Discussion in 'Truck & Equipment Repair' started by Workaholic, Nov 21, 2011.

  1. Workaholic

    Workaholic Member
    Messages: 55

    I just installed 2 used poly spreaders on my truck. A 1.5yrd and 2yrd.

    Who can tell me what the extra red wire is coming out of the controller?

    I am assuming it is a ground?

    I wanted to double check on here as I got no manuals with them.