AIR BRAKES TEST

Question 1

I WILL NOW BEGIN MY AIR BRAKE TEST

Answer 1

WHEN GOVERNOR CUT OFF SAY:
MY PRIMARY NEEDLE STOPPED MOVING AT___ PSI. THIS WAS A GOOD TEST BECAUSE THE AIR GOVERNOR CUT OFF BETWEEN 120-140 PSI.

Question 2

I WILL NOW BEGIN THE 4-60 APPLIED LEAKAGE TEST

Answer 2

WHEN NEEDLE IS STABLE, TAKE A MENTAL NOTE OF THE PSI, THEN SAY THE FOLLOWING:
MY NEEDLE HAS STABILIZED; MY 60 SECONDS START NOW.
TIME YOU’RE 60 SECONDS. IF YOU DIDN’T LOSE MORE THAN FOUR PSI IN THE 60 SECONDS SAY:
MY 60 SECONDS ARE OVER. I LOST___PSI. THIS WAS A GOOD TEST.

Question 3

I WILL NOW BEGIN MY LOW AIR WARNING TEST.

Answer 3

FAN BRAKE AND WHEN LIGHT OR BUZZER ACTIVATES, STOP FANNING AND SAY:
MY LOW AIR WARNING DEVICE HAS ACTIVATED. THIS WAS A GOOD TEST.

Question 4

I WILL NOW BEGIN MY SPRING POP OUT TEST.

Answer 4

FAN BRAKE UNTIL AIR SUPPLY VALVES POP OUT, STOP FANNING AND SAY:
MY SPRING BRAKES HAVE POPPED OUT. THIS WAS A GOOD TEST.
IF ONLY ONE KNOB POPS OUT: STATE THAT THE YELLOW OR RED HAS POPPED OUT, AND IF IT IS WITHIN RANGE OF 45-20 PSI, SAY: IT WAS A GOOD TEST.
PROCEED TO PUMP THE PEDAL UNTIL THE SECOND KNOB POPS OUT. IF IT POPS OUT WITHIN 20-45 PSI RANGE, SAY: IT WAS A GOOD TEST.