Pete 379 Air Gauge

Discussion in 'Peterbilt Forum' started by grainhauler, Mar 14, 2012.

  1. grainhauler

    grainhauler Bobtail Member

    28
    0
    Apr 28, 2007
    0
    On a single air gauge in a Pete, which needle is the reservoir and service tanks? Have a white and orange needle on the gauge.
     
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  3. truckmechanic

    truckmechanic Medium Load Member

    534
    140
    Jan 14, 2012
    Hi Desert Ca
    0
    White is primary red is secondary or emergency
     
  4. RJC

    RJC Bobtail Member

    23
    13
    Jul 26, 2011
    Dothan,Alabama
    0
    The white needle shows pressure for all accessories, the red is for brake system.
     
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