Inspection第 34 / 60 题
How should you test that the service brakes are working before driving?
a.By pulling on the slack adjusters
b.By listening for the compressor to cut out
c.By draining the air tanks
d.By moving the vehicle slowly and firmly applying the brake pedal to feel for a proper stop
解析
After building normal air pressure, move the vehicle forward slowly at about 5 mph and firmly apply the brake pedal. The vehicle should stop and you should not feel any unusual pulling to one side, delay, or unusual feel in the pedal. Any problem should be fixed before driving.
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