Ontario Air Brake Z Test Practice Questions - Ontario Air Brake (Z Endorsement) Knowledge Test Exam

What actual air brake pressure limits does Ontario give for cut-in and cut-out?

Cut-in not below 80 psi and cut-out not above 145 psi 20 to 45 psi for both settings 45 to 60 psi for both settings 150 to 180 psi for both settings

Correct Answer:

Cut-in not below 80 psi and cut-out not above 145 psi

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