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Home/Practice quizzes/Single-unit air brakes

Single-unit air brakes practice quiz

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Single-unit air brakesQuestion 1 of 200
Correct0%0 of 1 answered
Incorrect100%1 of 1 answered

Which parts are added in the spring-parking section behind a service chamber?

AA master cylinder, brake fluid and wheel cylinder
BA rotor, two pads and a caliper
CA second diaphragm, a large coil spring and an intermediate pushrodCorrect answer
DA compressor piston, inlet valve and discharge valveYour answer
Incorrect.

The piggyback spring section contains a second diaphragm, a powerful spring and an intermediate pushrod. (Guide p. 162)

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