Practice question

Why is it unsafe for a driver to simply readjust automatic slack adjusters repeatedly instead of repairing the cause?

Repeated adjustment can mask a mechanical defect that will return and reduce braking
It makes the air tanks too clean
It permanently improves brake design
It removes the need for linings

Answer: A — Repeated adjustment can mask a mechanical defect that will return and reduce braking

The correct answer is shown above. Try the full quiz for additional practice.