ASE T4 Brakes (Medium Heavy Truck) Practice Questions - ASE T4 - Brakes (Medium Heavy Truck) Certification Exam

Typical air brake governor cut-out (compressor unload) pressure on a heavy truck is closest to which range?

160 to 175 psi 60 to 75 psi 85 to 95 psi 120 to 135 psi

Correct Answer:

120 to 135 psi

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