A tractor protection valve is:

Question

On combination vehicles with air brakes, the tractor protection valve keeps air in the tractor or truck brake system, should the trailer develop a bad leak or break away from the tractor.

Accepted Answer

A device that keeps air in the tractor or truck brake system, should the trailer break away or develop a bad leak.

Answer

A device that prevents theft.

Answer

A device that controls fuel levels.

Answer

A device that allows the battery to recharge efficiently.

A tractor protection valve is:

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