Q.1
Test the low pressure warning signal:
Q.2
A modulating control valve can control the:
Q.3
The ____ between an air compressor and reservoir tank prevents air from escaping if the air compressor has a leak.
Q.4
On a truck with air brakes, the braking system’s air compressor:
Q.5
On newer vehicles, how do you put on the parking brake?
Q.6
To make a stop in a vehicle equipped with air brakes, the driver should:
Q.7
The parking brake in a newer vehicle is applied by:
Q.8
When traveling down a steep downgrade:
Q.9
What tells you how much pressure is in your vehicle's air tanks?
Q.10
If the spring brakes are activated, you should never:
Q.11
To ensure normal stopping power, drivers of vehicles equipped with a front brake limiting valve should:
Q.12
When using the controlled braking method in an emergency situation, you should:
Q.13
Why do large vehicles use air brakes?
Q.14
An application pressure gauge shows:
Q.15
The application pressure gauge:
Q.16
The service brake system:
Q.17
While driving, ____ generally holds spring brakes in place.
Q.18
Truck tractors with air brakes built on or after March 1, 1997 must have:
Q.19
If using air tanks with manually operated drains, how often should you drain the tanks?
Q.20
The leakage rate for a single vehicle with air brakes should be no more than ____ in one minute during a static leakage test.
Q.21
What is a wig wag?
Q.22
When leaving your vehicle unattended:
Q.23
To use the controlled braking method, you should:
Q.24
An alcohol evaporator is especially important:
Q.25
In a vehicle with dual parking control valves, once air pressure is lost and the spring brakes come on:
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