Listing ID #3420665
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Contact SupplierTrailer Control Valve is engineered to control the vehicle’s trailer braking with a tractor-trailer combination. The major functions of this valve include:
Normal charging of trailer reservoir when no brake application is made
It supplies increased pressure to the trailer brakes during normal service brake application
Application of trailer brakes when the foot brake valve primary circuit has failed
Application of trailer brakes when tractor spring brakes are actuated
Protect the tractor circuit by activating dump feature when either supply or control line fails