Dec 6, 2024 · The purpose of a tractor protection valve is to safeguard the tractor’s air supply in case of a trailer breakaway. It prevents the depletion of air and helps maintain control by activating the trailer …

The function of the TP-5TM valve is to receive all pneumatic signals pertinent to the operation of the trailer brake system, transmit the same to the trailer and also to protect the tractor air supply in case …

Aug 17, 2025 · Protect your tractor with a reliable tractor protection valve. Our tutorial guides you through proper installation and maintenance.

TORQUE Pressure Protection Valve (3/8" Inlet/Outlet Ports) (Replaces Sealco 140270) (TR140270) Add to cart

Jul 23, 2025 · Discover how does a tractor protection valve work, its importance, maintenance tips, and safety precautions for heavy-duty vehicles.

Tractor protection valves are usually mounted at the rear of the cab. Their job is to protect the tractor air brake system in the event of a trailer breakaway or severe air leak. They are also used to shut off air …

Dec 12, 2025 · This valve manages the flow of compressed air necessary for charging the trailer’s air reservoirs and transmitting braking signals. The TPV ensures the tractor retains the air pressure …

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A tractor protection valve (Fig. 38) is usually mounted on the cab or chassis of the tractor. When the trailer-supply valve is open, air passes through the bottom of the tractor protection valve and charges …

The function of the TP-5™ valve is to receive all pneumatic signals pertinent to the operation of the trailer brake system, transmit the same to the trailer and also to protect the tractor air supply in case …