Actual Questions & Answers (A+ Guide
Solution)
Terms in this set (64)
Air brake Service brakes, parking brakes and
systems emergency brakes.
combine what
three different
systems?
When should you drainAfter every working
day. the air tanks?
Why drain water from Water can freeze in cold weather and cause
the compressed air brake failure.
tanks?
Air brake equipped A supply pressure gauge and warning signal when
vehicles must have: psi drops below 60.
What can legally hold Spring pressure.
a parking or
emergency brake in
position for a truck,
truck tractor or bus?
What makes the total Brake lag distance.
stopping distance for
air brakes longer than
that for hydraulic
brakes?
, The first thing you Stop and safely park ASAP.
should do when the
low air pressure
warning comes on?
The braking power of Depends on the adjustment of the service brakes.
the spring brakes:
The air compressor When air is pumped into the air tanks.
governor controls
what?
The application Is being applied to the brakes.
pressure gauge
shows the driver
how much pressure:
When you apply Pushing against a spring and against air
pressure to the brake pressure to the brakes.
pedal, you are...
The air compressor Gears or a V-belt
is connected to the
engine through...
Which type of brake S-cam brake
is the most common
in commercial
vehicles?
An application Shows how much air pressure you are applying to
pressure gauge... the brakes.
All vehicles with air A red light, wig wag mechanical arm or a buzzer.
brakes are required
to have a low
pressure warning