Michigan CDL Air Brakes Practice Questions - Michigan CDL Air Brakes Knowledge Test Exam

On the Michigan CDL Air Brakes test, what is an automatic slack adjuster?

A device that drains the tanks automatically A slack adjuster that adjusts itself during normal operation to compensate for lining wear A type of compressor A safety relief valve

Correct Answer:

A slack adjuster that adjusts itself during normal operation to compensate for lining wear

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