AIR BRAKES

Question 1

BRAKING SYSTEM IS EQUIPPED WITH A DUAL CIRCUIT AIR BRAKE _ AND _ SYSTEM

Answer 1

PRIMARY

SECONDARY

Question 2

THE SPRING BRAKE IS FOR WHICH AXEL?

Answer 2

REAR

Question 3

WHAT YEARS HAD ANTILOCK BRAKING SYSTEMS (ABS) AND THE AUXILIARY FRONT AXLE PARKING BRAKE

Answer 3

2000-2016

Question 4

WHEN GOING DOWNHILL OR HEAVY BRAKING ALWAYS RELY ON THE BRAKING EFFECT OF WHAT 4 THINGS

Answer 4

ENGINE
ENGINE BRAKE
EXHAUST BRAKE
RETARDER

Question 5

IF SERVICE BRAKES ALONE ARE USED TO CONTROL VEHICLE SPEED EXCESS HEA MAY BE DEVELOPED CAUSING WHAT?

Answer 5

BRAKE FADE

Question 6

IF SERVICE BRAKES ARE REQUIRED, APPLY THE BRAKES IN SHORT DURATIONS OF__

Answer 6

5 TO 10 SECONDS

Question 7

THE BRAKE LINING MATERIAL USED PROVIDES THE BEST BALANCE OF STOPPING DISTANCE, GRADE HOLDING CAPACITY AND ___

Answer 7

LINING LIFE

Question 8

LTI- WHEN APPLYING THE BRAKES IT IS RECOMMENDED THAT A __ CONSTANT PRESSURE BE APPLIED TO THE BRAKE PEDAL

Answer 8

FIRM

Question 9

LTI-WHAT MAY DEPLETE THE BRAKE SYSTEMS AIR RESERVOIR SUPPY?

Answer 9

PUMPING THE BRAKES

Question 10

THE QUICK BUILDUP (NFPA RECOMMENDATION) ALLOWS THE VEHICLE TO BE DRIVEN EVEN THOUGH THE FRONT BRAKE SECTION MAY NOT HAVE SUFFICIENT AIR PRESSURE. TRUE OR FALSE

Answer 10

TRUE

Question 11

SEPARATE AIR RESERVOIRS SUPPLY AIR TO BOTH___ CIRCUITS

Answer 11

FRONT AND REAR

Question 12

SAFE OPERATION IS BETWEEN _ AND _ PSI

Answer 12

90-120

Question 13

WHAT SUPPLIES AIR TO THE FRONT AXLE?

Answer 13

SECONDARY SYSTEM

Question 14

WHAT SYSTEM SUPPLIES AIR TO THE REAR AXLE

Answer 14

PRIMARY SYSTEM

Question 15

WHEN PRESSURE DROPS BELOW APPROXIMATELY __PSI(LTI) AND __ PSI (PIERCE) A WARNING BUZZER AND LIGHT WILL COME ON

Answer 15

65

60

Question 16

AIR GAUGE FOR THE LTI IS LOCATED ON WHAT SIDE OF THE DASH?

Answer 16

RIGHT

Question 17

THE PRIMARY GAUGE HAS A __ NEEDLE AND SECONDARY GAUGE___ NEEDLE

Answer 17

WHITE

RED

Question 18

QUICK BUILDUP ALLOWS PRESSURE TO BE BUILD UP IN WHICH AIR TANK FIRST TO ENABLE RELEASE OF PARKING BRAKES

Answer 18

REAR BRAKE TANKS

Question 19

IN AN EMERGENCY SITUATION OPERATOR DISCRETION MUST BE USED TO USE THE APPARATUS WHEN THERE IS LESS THAN__ PSI AIR PRESSURE IN BOTH BRAKE CIRCUITS

Answer 19

90

Question 20

USE EXTREME CAUTION WHEN OPERATING LESS THAN __PSI

Answer 20

60

Question 21

___ AUTOMATICALLY APPLIES AND RELEASES THE BRAKES DURING LOW TRACTION OR PANIC BRAKE APPLICATIONS TO PREVENT WHEEL LOCK UP

Answer 21

ANTILOCK BRAKE SYSTEM

Question 22

ABS IMPROVES BOTH__AND___

Answer 22

BRAKING EFFICIENCY AND STEERING CONTROL

Question 23

IS THERE AN ON AND OFF SWITCH FOR THE ABS

Answer 23

NO

Question 24

ABS IS INTEGRAL TO WHAT SYSTEM AND CAN NOT BE OVERRIDDEN OR TURNED OFF

Answer 24

AIR BRAKE SYSTEM

Question 25

WHAT DECREASES THE EFFICIENCY OF THE ABS?

Answer 25

RAPID PUMPING OF THE BRAKES

Question 26

WHEN THE ABS APPLIES THE TELMA RETARDER IS AUTOMATICALLY___

Answer 26

DEACTIVATED

Question 27

SPRING BRAKES ARE APPLIED AND RELEASED BY THE OPERATION OF WHAT COLOR PARKING BRAKE VALVE?

Answer 27

YELLOW

Question 28

WHERE IS THE YELLOW PARKING BRAKE VALVE LOCATED?

Answer 28

ON THE ENGINE DOGHOUSE INSTRUMENTAL PANEL

Question 29

PUSHING THE YELLOW VALVE __ WILL RELEASE THE SPRING BRAKES

Answer 29

IN

Question 30

PULLING THE YELLOW VALVE KNOB ___WILL APPLY THE SPRING BRAKES

Answer 30

OUT

Question 31

THE PARKING BRAKE CIRCUIT INTENDED TO THE HOLD VEHICLE IN A PARKED POSITION AND SHOULD__ BE USED FOR NORMAL DRIVING

Answer 31

NEVER

Question 32

IF AIR PRESSURE IS REDUCED TO APPROXIMATELY__PSI IN BOTH SYSTEMS THE SPRING BRAKE VALVE WILL AUTOMATICALLY APPLY

Answer 32

40

Question 33

WHEN PARKING THE APPARATUS WHETHER ON LEVEL TERRAIN OR A GRADE, ALWAYS DO WHAT?

Answer 33

CHOCK THE WHEELS | DEPARTMENT POLICY WHEN ON SCENE

Question 34

MOISTURE IS NORMAL EVEN IF EQUIPPED WITH AN AIR DRYER TRUE OR FALSE

Answer 34

TRUE

Question 35

WHAT REMOVES MOISTURE AND CONTAMINANTS FROM PRESSURIZED AIR, WHICH COMES FROM THE COMPRESSOR BEFORE IT REACHES AIR RESERVOIRS

Answer 35

AIR DRYER

Question 36

MOISTURE COLLECTED ON THE SURFACE OF DESICCANT PELLETS IS DISCHARGED OUT THE BOTTOM OF THE AIR DRYER EACH TIME THE __ UNLOADS

Answer 36

GOVERNER

Question 37

THE AIR DRYER IS REPLACED EVERY__ YEAR AND FOR THE PIERCE __

Answer 37

OTHER | 2-3 YEARS

Question 38

WHAT USES AIR BRAKE SYSTEM PSI TO KEEP THE FRONT BRAKES APPLIED

Answer 38

AUXILLIARY FRONT WHEEL LOCK

Question 39

FRONT WHEEL LOCK IS USED TO AUGMENT WHICH BRAKES IN THE EVENT THE REAR PARKING BRAKES CANNOT HOLD THE APPARATUS ON A STEEP INCLINE

Answer 39

REAR SPRING BRAKES

Question 40

WHAT MAY CAUSE THE AUXILIARY FRONT WHEEL LOCKS TO FAIL

Answer 40

AIR LEAK

Question 41

THE AUXILIARY WHEEL LOCK SHOULD BE USED ONLY WITH THE ENGINE__

Answer 41

RUNNING

Question 42

THE AUXILIARY WHEEL LOCK ACCORDING TO THE FEDERAL MOTOR VEHICLE SAFETY STANDARDS(FMVSS) IS A ___ BRAKE ONLY AND SHOULD BE USED IN CONJUNCTION WITH THE ___ WHEN PARKING THE VEHICLE

Answer 42

SUPPLEMENTAL | YELLOW PARKING BRAKE VALVE

Question 43

TO APPLY THE AUXILIARY FRONT WHEEL LOCK WHAT MUST BE APPLIED FIRST

Answer 43

SPRING BRAKES

Question 44

WHEN THE SPRING BRAKES ARE RELEASED BY PUSHIN__ THE YELLOW BRAKE KNOB THE AUXILIARY BRAKE KNOB WILL__AND THE AUXILIARY BRAKES WILL AUTOMATICALLY RELEASE

Answer 44

IN | POP OUT

Question 45

DISC BRAKE CALIPERS DO NOT USE__ BECAUSE IT WILL NOT PROVIDE ADEQUATE LUBRICATION

Answer 45

LITHIUM GREASE

Question 46

S&M LUBE BRALE CALIPERS WHEN?

Answer 46

ANNUAL AND BRAKE REPLACEMENT