Exam (elaborations)
MTO Air Brake Endorsement test(150 questions and answers).
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MTO Air Brake Endorsement test(150 questions and answers).
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MTO Air BrakeEndorsement test(150
questions and
answers)
What do the foundation components consist of? -
answer The axle and wheel components
The tractor protection valve on towing vehicles is
designed to do what? - answer Prevent air loss
If you notice that your brake system has caging
bolts on it, what should you do? - answer Have it
inspected immediately
Trailer brake subsystems supply air...? - answer
Either service brakes first or spring brakes first;
depending on manufacturer
You have finished your delivery and unhitched from
your trailer. What should you do with the trailer
supply valve? - answer Pull it out
,Which of these trailers can be towed without
waiting for the service brake air tanks to fill? -
answer A trailer with spring brake priority
Which of these is not the type of foundation brake
system? - answer "V" brakes
In the majority of air brake systems, the parking
and emergency brakes are applied by doing what
to the control? - answer Pulling it out
The trailer supply valve will close automatically
when air pressure drops below...? - answer 138 -
311 kPa (20 and 45 psi)
When attaching a trailer, the supply line is usually
color-coded what color? - answer Red
When the tractor protection valve is opened, it
allows air to...? - answer The trailer service line
You should ascertain whether a trailer uses a
spring brake or service brake priority system by...?
- answer Asking your employer or a qualified
person
, How many connections must be made to join a
trailer's brake system to the brake system of the
towing vehicle? - answer Two
The trailer supply valve is usually operated from
the dashboard by a control with a knob of which
color? - answer Red
The spring brake controls are normally what color?
- answer Yellow
To release the spring brakes on a vehicle with a
DD3 Safety Actuator, you must operate the control
valve and then do what? - answer Press the brake
pedal for 3 to 5 seconds
Trailer brake subsystems must apply the spring
brakes automatically when the trailer supply line
pressure drops below...? - answer 414 kPa (60 psi)
If a spring brake priority trailer loses air to the
service brakes, the trailer can only be braked by...?
- answer Closing the trailer supply valve
A caging bolt is used by a technician to do what? -
answer Disable the spring brake chamber
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