A loss of air pressure in the emergency line will cause:

Question

The emergency air line controls the emergency brakes on a combination vehicle. A loss of air pressure in the emergency line will cause the emergency trailer brakes to activate.

Accepted Answer

The emergency brakes to activate.

Answer

The suspension springs to extend.

Answer

The tractor protection valve to open.

Answer

The rear trailer to detach from the combination.

A loss of air pressure in the emergency line will cause:

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