Practice Test Flashcards
The dvir should be submited
daily
what will cannot cause a wheel to overheat
too high governor cut out
If all the brakes drag on a truck with hydraulic brakes, what could be the cause?
no brake deal free travel
What would cause pulsating hydraulic brake pedal?
Out of round brake drum
In air pressure gauges what changes air pressure signal into an electronic voltage signal?
Transducer
Thin air brake linings can cause the
S-camshaft to roll over
The air spring brake is required to hold the vehicle up or down hill on what % grade?
20%
What is pedal reserve?
From the floor to the top of the brake pedal when the brakes are applied.
why would the parking brakes fail to apply?
bad parking valve or foundation brake failure
Which reservoir is the low pressure warning installed?
Primary tank
When does the low pressure warning come on?
60 psi
What would cause an anti-lock brake system light?
mis-adjusted wheel sensor
