Saskatchewan Air Brake Practice Questions - Saskatchewan Air Brake (Endorsement A) Exam

What is the purpose of the safety valve on the supply reservoir?

To release pressure if the governor fails and pressure exceeds 150 psi To allow the driver to manually release the parking brakes To prevent moisture from entering the service tanks To warn the driver of low air pressure in the system

Correct Answer:

To release pressure if the governor fails and pressure exceeds 150 psi

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