ColumbiaTraining Systems Ltd.
Talk to an instructor(604) 729-5333
Language

Read in your language

Google Translate opens in a new tab. Some page content may remain in English. For quizzes and calendars, try your browser’s Translate option.

Browser translation help

Home/Practice quizzes/Single-unit air brakes

Single-unit air brakes practice quiz

Choose an answer, read the explanation, then continue to the next question. Your results include a review of every answer.

Single-unit air brakesQuestion 9 of 200
Correct11%1 of 9 answered
Incorrect89%8 of 9 answered

What do automatic reservoir drain valves do?

AIntermittently expel accumulated contaminationYour answerCorrect answer
BHold the service brakes applied
CReplace the governor
Correct.

Automatic drains, sometimes called spitter valves, periodically expel collected water and contaminants. (Guide p. 182)

Next question

Choose another quiz · ICBC Driving Commercial Vehicles

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