Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
14 Cards in this Set
- Front
- Back
|
What are the three braking systems? |
Three braking systems are the service brake, the parking brake, and the emergency system. |
|
|
What is used to make the brakes work? |
Compressed air is used to make the brakes work. |
|
|
What does the air compressor do? |
The air compressor pumps air into the air storage tanks. |
|
|
What does the air compressor governor control? |
It controls when the compressor will pump air into the air storage tanks. |
|
|
How much compressed air must the storage tanks hold? |
Enough air to allow breaks to be used when the air compressor stops working. |
|
|
If oil and water collect in the air tanks what can happen to the brakes? |
The brakes can fail. |
|
|
If your vehicle doesn't have automatic tank drains, when should you drain the air tanks? |
Every day. |
|
|
Where will you find the drain valve for each air tank? |
You will find the drain valve for each tank at the bottom of the tank. |
|
|
Where are the two types of air tank drains? |
Manually operated, or automatic operated. |
|
|
What is a purpose of an alcohol evaporator? |
It reduces risk of ice in brake valves and other parts in cold weather. |
|
|
How often should you check the alcohol evaporator in cold weather? |
Check the alcohol container and fill up as necessary every day. |
|
|
What is a purpose of the safety release valve in the first air tank? |
It protects the tank and the rest of the system from too much pressure. |
|
|
What are two other names for the brake pedal? |
Foot valve, or treadle valve. |
|
|
What can happen if the brake pedal is pressed and released too often? |
Air can be let out of the system faster than the compressor can replace. |
