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What is another name for ‘squeeze’ braking?
The air compressor should stop pumping at about ____ P.S.I.
To check the free play of manual slack adjusters on s-cam brakes you should park on;
If the air compressor develops a leak, what keeps the air in the tanks?
When should you not use the air brakes?
The safety valve is set automatically to reduce pressure at ____ P.S.I.
Before driving a vehicle with a dual air system, allow time for the air compressor to build up to 100 psi pressure in which of the following?
Which of the following is a proper technique in using controlled braking?
The air loss rate for a straight truck or bus with engine off and brakes on, should not bemore than:
The air brake lag distance at 55mph on a dry pavement adds about ____ feet to the stopping distance?