2017 PIERCE Flashcards
WHAT SIGNALS A POTENTIAL HAZARDOUS SITUATION, THAT IF NOT AVOIDED, COULD RESULT IN INJURY OR SERIOUS DEATH?
WARNING
WHAT SYMBOL SIGNALS A POTENTIALLY HAZARDOUS SITUATION THAT, IF NOT AVOIDED, MIGHT RESULT IN PROPERTY DAMAGE?
CAUTION WITHOUT SAFETY TRIANGLE
WHAT IS THE GOVERNED SPEED?
2,100RPM
WHO MAKES THE FRONT AND REAR BRAKES?
MERITOR
WHO MAKES THE ABS SYSTEM?
WABCO
WHO MAKES THE ALTERNATOR AND HOW MANY AMPS?
NIEHOFF;
360 AMPS
WHAT MAKE IS THE PUMP?
WATEROUS CMU
WHAT MODEL IS THE MONITOR?
TFT HURRICANE
WAHT IS THE RATED HP?
450 @ 1,800RPM
ISX12 PRODUCES 1,550 FT POUNDS OF TORQUE AT WHAT RPM?
1,550 @ 1,200RPM
HOW MANY WATTS IS THE SAMLEX POWER INVERTER?
1200 WATTS
HOW MANY 12V BATTERIES PRODUCE AT TOTAL OF 950 CCA (COLD CRANKING AMPS)
6
BRONZE FIRE PUMP IMPELLERS ARE MOUNTED TO STAINLESS STEEL SHAFT WITH WHAT TYPE OF SEAL?
MECHANICAL TYPE WATER SEAL
WHAT PROTECTS AGAINST GALVANIC CORROSION IN THE PUMP?
ZINC ANODE RODS
ACCORDING TO THE NATIONAL SAFETY COUNCIL, HOW MANY ACCIDENTS CAN BE BLAMED ON POOR BACKING TECHNIQUES?
1 IN 4
IN MEDIUM SIZED TRUCKS, BLINDS SPOTS CAN EXTEND HOW FAR?
16’ FRONT
160’ REAR
THE LOAD MANAGER INDICATOR LOW BATTERY ILLUMINATES WHEN?
VOLTAGE DROPS BELOW 11.9VDC
WHEN DOES FAST IDLE ACTIVATE?
WHEN VOLTAGE DROPS BELOW 12.8VDC
HOW MANY BTU’S IS THE HEAT DEFROSTER UNIT LOCATED IN THE DASH PANEL?
41,000
HOW MANY 32,000 BTU HEATER UNITS ARE THERE?
2
THE REVERSE CONTROL SYSTEM IS DESIGNED TO FAIL IN WHAT TYPE OF MODE, MEANING IF THE CAB OR HAND HELD COMPONENT WERE TO FAIL INCLUDING TRANSMITTER BATTERIES, THE ONLY SIGNAL WOULD BE GIVEN WOULD BE A “STOP” SIGNAL?
SAFE MODE
THE VEHICLE MOUNTED RECEIVER AND ITS TRANSMITTER HAVE BEEN PAIRED AT THE FACTORY. HOW SHALL THE TRANSMITTER BE LABELED?
SAME AS SHOP NUMBER
WHAT ARE 3 COMPONENTS OF THE REVERSE CONTROL SYSTEM?
TRANSMITTER;
CAB SPEAKER;
LEDS
WHEN BACKING, WHAT TELLS THE DRIVER THAT IT IS CLEAR TO BEGIN?
A HIGH PITCHED, 3 PULSE TONE IN CAB AND BOTH L AND R LEDS ILLUMINATE GREEN
VDR READS AND STORES HOW MANY HOURS OF RECENT APP INFORMATION?
100HOURS
WHAT WEIGHT ENGINE OIL DOES CUMMINS RECOMMEND?
15W-40
DIESELS CONSUME HOW MUCH AIR FOR EVERY GAL OF FUEL?
12,500 GAL OF AIR
DEF FLUID SHOULD BE STORED AT TEMPERATURES BETWEEN 10-90F AND HAS A MINIMUM SHELF LIFE OF?
12 MONTHS
IN COLD WEATHER, IDLING AT LOW RPMS MAY CAUSE DAMAGE, MAINTAIN MIN RPM OF WHAT BY USING HAND THROTTLE OR HIGH IDLE?
1,250RPM
DIESEL EXHAUST FLUID IS ALSO KNOWN AS?
DEF, UREA OR AD-BLUE
WHAT PERCENTAGE IS UREA AND BREAKS DOWN INTO AMMONIA?
32.5%
THE HIGH EXHAUST SYSTEM TEMPERATURE LIGHT WILL REMAIN ON UNTIL TEMPERATURES ARE BELOW?
977F
WHAT ARE THE TYPES OF REGEN?
ACTIVE AND PASSIVE
SUFFICIENT EXHAUST FLOW AND TEMPERATURE CONDITIONS OCCUR WHEN?
PUMPING OR DRIVING OVER 5MPH
AUTOMATIC ACTIVE REGEN CAN BE TEMPORARILY SUSPENDED BY UTILIZING?
THE REGEN INHIBIT SWITCH
HOW MANY RPMS OCCUR DURING A PARKED REGEN?
960RPM
DURING A PARKED REGEN, KEEP ALL ITEMS, GASES AND VAPORS HOW FAR AWAY FROM EXHAUST?
5FT
HOW DO YOU CANCEL STATIONARY REGEN PRIOR TO COMPLETION?
DEPRESS THROTTLE;
RELEASE PARKING BRAKE;
PRESS REGEN INHIBIT SWITCH
ONCE COMPLETED, THE HEST LIGHT WILL REMAIN ON UNTIL WHAT HAPPENS?
EXHAUST OUTLET TEMP IS BELOW 977F;
DRIVING OVER 5MPH
DOES REGEN NEGATIVELY AFFECT PUMPING OPERATIONS?
NO
WHAT IS THE MAINTENANCE INTERVAL FOR THE DPF?
200K-400K MILES OR 6,750 HOURS
REGEN REMOVES SOOT FROM DPF BUT WHAT STILL REMAINS IN THE FILTER?
ACCUMULATED ASH
WHEN WILL THE DEF FLUID LOW LIGHT ILLUMINATE SOLID?
38-12% FULL
WHAT HAPPENS WHEN DEF FLUID IS LESS THAN 5% FULL?
DEF FLUID LOW LIGHT FLASHES AND CHECK ENGINE IS SOLID
WHAT DOES IT MEAN WHEN DEF FLUID LOW LIGHT FLASHES, AMBER CHECK ENGINE IS SOLID AND MIL LIGHT IS SOLID?
DEF IS EMPTY AND SYSTEM CAN NO LONGER MAINTAIN PRESSURE
THE DIGITAL DISPLAY PAD HAS HOW MANY DISPLAYS AND A SERVICE ICON?
2
WHAT GEAR PROVIDES MAXIMUM TORQUE AND ENGINE BRAKING?
1ST
WHAT IS THE MAXIMUM SUMP OPERATING TEMPERATURE?
250DEG
IF THE ENGINE DOES NOT START FOR ___SEC, RELEASE THE STARTER BUTTONS AND ALLOW THE STARTER MOTOR TO COOL FOR ___ BEFORE ATTEMPTING TO START THE ENGINE AGAIN?
15; 60
WHAT SHOULD BE DONE IF IDLING OVER 5 MIN?
ACTIVATE FAST IDLE SWITCH TO INCREASE ENGINE RPM TO 1,000RPM
IF SERVICE BRAKES ARE REQUIRED FOR HEAVY OR DOWNHILL BRAKING, APPLY BRAKES FOR SHORT DURATIONS OF ___RATHER THAN CONTINUOUS APPLICATION TO MINIMIZE HEAT BUILDUP AND REDUCE POSSIBILITY OF BRAKE FADE
5-10 SEC
THE BRAKE LINING MATERIAL PROVIDES THE BEST BALANCE OF?
STOPPING DISTANCE PERFORMANCE;
GRADE HOLDING CAPACITY;
LINING LIFE
USE EXTREME CAUTION WHEN AIR PRESSURE GAUGE READS?
LESS THAN 60PSI
WHEN WILL THE LOW AIR INDICATOR LIGHT AND ALARM SOUND FOR AIR PRESSURE?
60PSI
WHEN WILL THE SPRING BRAKE AUTOMATICALLY APPLY?
WHEN AIR PRESSURE IS REDUCED TO 40PSI IN BOTH SYSTEMS
AS THE BATTERIES DISCHARGE, WHAT DOES IT MEAN WHEN THE RED BARS FLASH?
LESS THAN 11. VOLTS
AT WHAT VOLTAGE DOES ALL FIVE BARS FLASH RED TO INDICATE OVER VOLTAGE CONDITION?
OVER 15 VOLTS
WHEN DOES THE LOW FUEL WARNING LIGHT ACTIVATE?
FUEL LEVEL DROPPED TO 1/8TH TANK MARK
“VERY LOW FUEL LEVEL” WILL FLASH WITH A STEADY RED WARNING LIGHT INDICATES WHAT?
FUEL LEVEL DROPPED TO 1/32TH TANK MARK
WHEN WILL THE HAZARD FLASHERS OPERATE?
BATTERY AND IGNITION SWITCH “ON”
WHEN DOES FAST IDLE ACTIVATE?
VOLTAGE IS REDUCED TO 12.8 VOLTS FOR 1 MINUTE
HOW LONG WILL FAST IDLE REMAIN ON FOR?
10 MINUTES AND UNTIL 13.0 VOLTS ARE ACHIEVED
FAST IDLE IS DEPENDENT ON?
PARKING BRAKE SET AND LOAD MANAGER ACTIVE
IF A SHORT OR OVER CURRENT OCCURS, THE TSM WILL ATTEMPT TO TURN ON THE OUTPUT UP TO?
3 TIMES
THE POWER INVERTER CONVERTS LOW VOLTAGE DC FROM THE BATTERIES TO?
115VOLTS AC
WHAT IS THE TOTAL POWER OUTPUT FOR THE INVERTER?
1125 WATTS
WHY IS THE WATEROUS FIRE PUMP A NON POSITIVE DISPLACEMENT PUMP?
IT DOES NOT PUMP A DEFINITE AMOUNT OF WATER WITH EACH REVOLUTION
WHAT IS THE FIRST INDICATION THAT WEAR IS BECOMING A PROBLEM IN THE PUMP?
INCREASED ENGINE RPM IS REQUIRED TO PUMP RATED CAPACITY IN PUMP TESTS
THE PUMP MAY NOT SHIFT OUT OF ROAD POSITION IF AIR PRESSURE IS BELOW?
80PSI
HOW LONG DO YOU WAIT FOR PUMP SHIFT LEVER TO ENGAGE?
UP TO 4 SEC
THE PUMP MAY NOT ENGAGE IF GEAR TEETH FAIL TO MESH. WHAT IS THE SEQUENCE FOR SHIFTING TRANSMISSION?
N TO R
THEN
N TO D
WHAT DOES THE SPEEDOMETER READ WHEN THE PUMP IS SUCCESSFULLY ENGAGED?
12-18MPH
WHEN DISENGAGING THE PUMP, HOW LONG DO YOU WAIT AFTER SHIFTING TO N FOR DRIVESHAFT TO STOP SPINNING?
3-5 SEC
WHEN CHANGING BETWEEN MODES (PRESSURE/VOLUME), SLOW ENGINE SPEED TO REDUCE DISCHARGE PRESSURE TO WHAT?
75PSI
WHEN OPENING YOUR TANK TO PUMP, ALLOW HOW MANY SECONDS FOR WATER TO FLOOD THE PUMP?
30 SEC
WHEN DO YOU OPEN THE ENGINE COOLER VALVE?
WHEN AIR TEMPERATURES ARE ABOVE 80F OR ENGINE OVERHEATS
WHEN DRAFTING, IMMERSE INTAKE STRAINER HOW FAR BELOW WATER SURFACE?
AT LEAST 2 FEET
WHEN DRAFTING, THROTTLE UP TO WHAT RPM?
1,000 RPM
WHEN DRAFTING, OPERATE PRIMING PUMP UNTIL WHAT?
MAIN SUCTION GAUGE SHOWS 20” HG AND MAIN PRESSURE GAUGE SHOWS POSITIVE PRESSURE
WHEN CHARGING LINES AND DISCHARGING WATER, HOW MUCH DO YOU OPEN DISCHARGE VALVE UNTIL HOSE IS FILLED WITH WATER AND AIR IS ESCAPED FROM HOSE?
1/2
EXERCISE THE TRANSFER VALVE FROM VOLUME TO PRESSURE WEEKLY BY PERFORMING THE OPERATION HOW MANY TIMES?
2
WHAT IS THE MAXIMUM FILL RATE?
500 GPM
WHEN REFILLING THE TANK, WHAT IS THE MAXIMUM INLET PRESSURE?
100 PSI
MAINTAIN HOW MUCH INTAKE PRESSURE?
20PSI
CAVITATION IS OCCURRING WHEN?
1) DISCHARGE PRESSURE CHANGES UP AND DOWN;
2) GRAVEL SOUND IN PUMP;
3) NO CHANGE IN DISCHARGE PRESSURE WHEN YOU CHANGE ENGINE SPEED
WHAT LIGHT INDICATOR IS PRESENT WHERE THERE IS A CRITICAL ERROR, MEANING ENGINE FAILURE IS POSSIBLE AT ANY MOMENT?
STOP ENGINE LIGHT
WHAT IS THE SIZE OF THE TFT MONITOR INLET?
3”
WHAT IS THE VERTICAL MOVEMENT OF THE TFT MONITOR?
90 DEG ABOVE AND BELOW HORIZONTAL
WHAT SAFETY DEVICE IS DESIGNED TO LOCK FLUIDS IN THE CYLINDERS IN THE EVENT PRESSURE IS LOST SUDDENLY DUE TO PUMP FAILURE OR A BROKEN LINE?
CAB CYLINDERS WITH A VELOCITY FUSE IN THE TILT SYSTEM
WHEN LOWERING THE CAB, HOW LONG DO YOU CONTINUE TO HOLD THE SWITCH IN THE LOWER POSITION AFTER CAB HAS SETTLED ON ITS SUPPORTS?
5 SEC
FLUIDS SHOULD BE CHANGED EVERY?
12,000 MILES
6 MONTHS
500 HOURS
WHAT DO YOU CLEAN BATTERIES WITH?
BRUSH DIPPED IN BAKING SODA OR AMMONIA
ANNUAL PUMP TEST IS TESTED TO WHAT NFPA STANDARD?
1911
HOW ARE PUMPS STORED?
COMPLETELY FULL OR COMPLETELY DRY
MICHELINS FIRE SERVICE RATING RULES ON ARE AFTER DRIVING FOR 1 HOUR AT SPEEDS ABOVE MAX RATED SPEEDS, OR AT LOADS OVER MAX SIDE-WALL RATING, WHAT SHOULD BE DONE?
PARK FOR 1 HOUR TO ALLOW TIRE TO COOL
WHAT IS A TIRES WORST ENEMY?
UNDER INFLATION
WHEN MATCHING TIRES FOR DUELS, DO NOT MOUNT TIRES TOGETHER THAT VARY BY?
1/4” DIAMETER OR
3/4” CIRCUMFERENCE
