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Single-unit air brakes practice quiz

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Single-unit air brakesQuestion 4 of 200
Correct50%2 of 4 answered
Incorrect50%2 of 4 answered

After making a controlled stop with a partially failed dual system, how can the vehicle be secured?

AHold only the service pedal indefinitely.Your answer
BManually apply the parking-brake control valve.Correct answer
CLeave the transmission in neutral with no blocks.
DOpen all reservoir drains and release every brake.
Incorrect.

After stopping, the driver can secure the vehicle by manually applying the parking-brake control. (Guide p. 167)

Study aid only. These are not official ICBC exam questions, and practice scores do not predict an official test result.