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Air Brakes Quiz

If your vehicle has an alcohol evaporator, every day during cold weather you should:(Required)
The most common type of foundation brake found on heavy vehicles is the:(Required)
Some air brake systems have an alcohol evaporator. What may happen if you don't keep the proper level of an alcohol?(Required)
During normal driving, spring brakes are usually held back by:(Required)
Your truck or bus has a dual air brake system. If a low air pressure warning comes on for only one system, what should you do?(Required)
A straight truck or bus air brake system should not leak at the rate of more than ___________ psi per minute with the engine off and the brakes released.(Required)
If your truck has a properly functioning dual air brake system and minimum size air tanks, the air pressure should build up from 85 to 100 psi witihin how many seconds?(Required)
The air compressor stops pumping air at what psi?(Required)
The application pressure gauge shows how much air pressure you:(Required)
The air loss rate for a straight truck or bus with the engine off and the brakes on should not be more than:(Required)
If your truck or bus has dual parking control valves, you can use pressure from a separate tank to:(Required)
The safety valve is set automatically when pressure is:(Required)
The driver must be able to see a low air pressure warning which comes on before pressure in the service air tanks falls below _________ psi.(Required)
If you must make an emergency stop, you should brake so you:(Required)
The spring brakes used on the chambers in a straight truck will bring you to a stop when air pressure drops below _______ psi.(Required)
How should you check that your service brakes are working properly?(Required)
Why drain water from compressed air tanks?(Required)
The driver must be able to see a low air pressure warning which comes on before pressure in the service air tanks falls below _________ psi.(Required)
Excessive use of the service brakes results in overhearing which can lead to:(Required)
Parking or emergency brakes of trucks and buses can be legally held on by __________ pressure.(Required)
Your truck has a dual air system and one of the system loses its pressure. What will happen?(Required)
The braking power of the spring brakes:(Required)
Your truck or bus has a dual brake system. If a low air pressure warning comes on for only one system, what should you do?(Required)

Name(Required)