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ABS and trailer hand control valve

Discussion in 'Trailers' started by Old Doug, Feb 13, 2018.

  1. Old Doug

    Old Doug Senior Member

    Oct 16, 2013
    One of the drivers said his trailer brakes didnt work right in a phanic stop loaded. After that he tryed just the trailer brakes and they are just working a little. But he said unloaded they would lock up by useing the hand control.