1st Group

Question 0

What is a standard compressor capable of producing?

Answer 0

15-17 cfm (cubic feet per minute)

Question 1

The 5 different air circuits are?

Answer 1

Supply circuit
Primary circuit
Secondary circuit
Park/emerg circuit
Trailer circuit

Question 2

What is a state of balance?

Answer 2

When pressure is equal on both sides of a piston

Question 3

What is the safety release pressure?

Answer 3

150 psi

Question 4

What is the range between cut-in cut-out pressure?

Answer 4

20-25 psi is the range the cut in cut out pressure varries

Question 5

When is it mandated that the low air warning system function?

Answer 5

At 60 psi the light and warning buzzer must go off

Question 6

CMVSS 121 legislates that manufactures of trucks must install air tanks of ______ the combined volume of brake chamber

Answer 6

12 times. Replace air system components with the same rated components always

Question 7

What is the benefit of going to a smaller diameter air line after the foot valve in the circuit?

Answer 7

Smaller line has less lag time