2010-01 Revised: May 19, 2010 Tractor Protection Systems Summary Requirements for Tractor Protection Systems Standard CVSA Roads
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Air System Valves: TP-3 Type Tractor/Trailer Air Brake Protection Valve for Dash Valves - 1/2 Inch NPT
Q. If the air pressure reaches 150psi, the safety valve will open and prevent damaging of the air brake system. The safety valve
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