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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 19 of 200
Correct21%4 of 19 answered
Incorrect79%15 of 19 answered

May a B.C. operator retrofit manual slack adjusters onto a truck manufactured with automatic adjusters?

AYes, without any restriction
BNo, that retrofit is illegal under B.C. enforcement rules.Correct answer
CYes, if the truck has tandem axles
DOnly when reservoir pressure is below 60 psiYour answer
Incorrect.

B.C. rules prohibit replacing factory automatic slack adjusters with manual slack adjusters. (Guide p. 198)

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