Air Break Practice Test

Results

#1. What is an advantage of automatic slack adjusters?

They require manual adjustment less frequently.

They never need lubrication.

They help maintain correct pushrod stroke.

They don't need to be checked by a qualified mechanic.

An automatic slack adjuster automatically compensates for normal brake lining wear by adjusting pushrod stroke. Automatic slack adjusters should not normally require manual adjustment of pushrod stroke. However, they still require lubrication at regular intervals.