Air Pressure Build Up Rate MINOR

Question 1

Tell Examiner (step 01)

Answer 1

Wheels are chocked
Parking Brakes Applied
Transmission in neutro
Vehicle is Secure

Question 2

Demonstrate (step 02)

Answer 2

Start engine
Release parking brakes

Question 3

Tell examiner (step 03):

Answer 3

•
The air pressure is ____ and in normal operating range
•
I am going to reduce air pressure below 80 psi
•
Keep rpm between 600 to 900
•
Measure the time. From 85 to 100 psi should not take more than 2 minutes

Question 4

Demonstrate (step 04):

Answer 4

•
Pump the brakes until you reach below 80 psi
•
Bring the rpm between 600 to 900
•
Start timing when the pressure reaches 85 psi
•
Once reached 100 stop timing
•
Apply tractor parking brake

Question 5

Tell examiner (step 05):

Answer 5

•
From 85 to 100 it took ______ seconds
•
It is less than 2 minutes

Question 6

Read from Schedule 1

Answer 6

End of the test