Term
What does the crane’s digital engine monitor display if a critical fault is found?
a. WARNING and the fault code.
b. SHUTDOWN and the fault code.
c. WARNING, the fault code and its description.
d. SHUTDOWN, the fault code and its description |
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Definition
| SHUTDOWN, the fault code and its description. |
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Term
How many forward and reverse gears does the Arva crane have?
a. 2 forward 2 reverse.
b. 3 forward 1 reverse.
c. 3 forward 3 reverse.
d. 4 forward one reverse. |
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Definition
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Term
Which crane steering mode provides the sharpest turns?
a. Two-wheel conventional.
b. Four-wheel coordinated.
c. Four-wheel crab.
d. Rear wheel. |
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Definition
|
|
Term
What do the crane’s joystick manipulators use to manipulate the main control valve spools?
a. Cables.
b. Linkage.
c. Solenoids.
d. Pilot pressure. |
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Definition
|
|
Term
What component on the Arva crane provides the hydraulic connection and allows the upper structure to rotate?
a. Proportionator.
b. Isolation valve.
c. Rotary manifold.
d. Flow divider valve. |
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Definition
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Term
If the crane goes into a two block condition, which functions are disabled?
a. boom lower, winch up, boom extend.
b. boom rotate, winch up, boom extend.
c. boom retract, boom raise, winch down.
d. winch down, boom retract, boom lower. |
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Definition
| boom lower, winch up, boom extend. |
|
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Term
What is used in place of the older, standard control cables to provide more precise operation of the controls on the crawler tractor?
a. Hydraulics.
b. Pneumatics.
c. Electrical relays.
d. Electrical solenoids. |
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Definition
|
|
Term
In addition to blocking the fluid flow to the gearshift manipulator, what other function does
placing the lock lever on the crawler tractor in the raised position eliminate?
a. Winch operation.
b. Bucket functions.
c. Parking brake apply.
d. Parking brake release. |
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Definition
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|
Term
How is the winch brake on the crawler tractor applied and released?
a. Spring and hydraulically.
b. Hydraulically and spring.
c. Pneumatically and hydraulically.
d. Hydraulically and pneumatically. |
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Definition
| Spring and hydraulically. |
|
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Term
How many degrees are the fan blades rotated to go from summer to winter operation on the crawler tractor?
a. 45.
b. 60.
c. 90.
d. 180. |
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Definition
|
|
Term
What type of torque converter is used on the crawler?
a. Single-stage.
b. Double-stage.
c. Hydraulic lockup.
d. Centrifugal lockup. |
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Definition
|
|
Term
When properly adjusted, how much steering/brake pedal travel is required to completely
release the steering clutch pack on the crawler tractor?
a. 2 inches.
b. 3 inches.
c. 1½ inches.
d. 2½ inches. |
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Definition
|
|
Term
What prevents movement of the steering clutch outer drum on the crawler tractor during a turn?
a. Band brake.
b. Accumulator.
c. Slave cylinder.
d. Hydraulic piston. |
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Definition
|
|
Term
Recondition a track shoe grouser plate when the grouser is within
a. 1 inch of the shoe.
b. ¾ inch of the shoe.
c. ½ inch of the shoe.
d. ¼ inch of the shoe. |
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Definition
|
|
Term
Fine dust particles, from air being drawn into the blower of the hopper assembly of the sweeper,are removed by the
a. oil sump.
b. dust separator.
c. hopper screen.
d. 10-micron filter. |
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Definition
|
|
Term
The correct adjustment for the blast orifice opening on the sweeper is
a. ¼ inch.
b. ⅜ inch.
c. ½ inch.
d. ⅝ inch. |
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Definition
|
|
Term
The gutter brooms on the sweeper are driven
a. hydraulically.
b. pneumatically.
c. by a chain and sprocket.
d. by a bevel gear and shaft. |
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Definition
|
|
Term
The pump operating pressure for the sweeper hydraulic system is
a. 1,350 pounds per square inch (psi).
b. 1,500 psi.
c. 2,000 psi.
d. 2,500 psi. |
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Definition
|
|
Term
The hydraulic pump on the sweeper is
a. PTO driven.
b. belt driven.
c. gear driven.
d. pneumatically driven. |
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Definition
|
|
Term
The sweeper’s flow control valve
a. adjusts the water system pressure.
b. adjusts the raising speed of the pick-up head.
c. controls the raising speed of the gutter broom.
d. controls the raising speed of the pick-up head and gutter brooms. |
|
Definition
| controls the raising speed of the gutter broom. |
|
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Term
To change the revolutions per minute (RPM), the rotary-towed sweeper’s intermediate chain drive reduction casing uses the
a. engine speed.
b. gear selection.
c. chain and gears.
d. chain and sprockets. |
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Definition
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|
Term
Why does an indicator light illuminate on the remote control box while using the broom on the rotary towed sweeper?
a. To notify the operator the broom is starting its stroke.
b. To notify the operator the four way switch has engaged.
c. To notify the operator system pressure has reached 500 psi.
d. To notify the operator system pressure reached 800 psi and the broom stroke has completed. |
|
Definition
| To notify the operator system pressure reached 800 psi and the broom stroke has completed. |
|
|
Term
The type of hydraulic pump used to operate the rotary snow blower auger hydraulic system is
a. centrifugal.
b. gear driven.
c. vane driven.
d. rotary piston. |
|
Definition
|
|
Term
The sweepster’s broom speed dial controls the broom speed at
a. 0 to 100 revolutions per minute (RPM).
b. 0 to 500 RPM.
c. 0 to 600 RPM.
d. 100 to 500 RPM. |
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Definition
|
|
Term
The caster brake on the sweepster is designed to
a. stop caster swivel.
b. stop caster shimmy.
c. align the brush head.
d. allow the caster to pivot freely. |
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Definition
|
|
Term
When using a torque wrench on the sweepster, how many foot pounds (ft lb) should it take to
break the caster off of the caster brake?
a. 50 to 55.
b. 60 to 65.
c. 65 to 70.
d. 70 to 75. |
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Definition
|
|
Term
When adjusting the sweepster brush hood, be sure the distance from the stripper bar to the bristles is
a. 1/16" to 1/8".
b. 1/8" to 1/4".
c. 1/4" to 3/8".
d. 7/16" to 1/2". |
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Definition
|
|
Term
The two hydraulic motors in the sweepster’s hydraulic system are used for
a. broom and casters.
b. broom and airblast.
c. turbine and casters.
d. airblast and turbine. |
|
Definition
|
|
Term
What system on the Global deicer eliminates the need for outriggers?
a. The torsion bar.
b. Heavy duty shocks.
c. Heavy duty springs.
d. Rear axle leaf springs. |
|
Definition
|
|
Term
How does the isolator switch aid in jump starting the auxiliary engine?
a. Provides additional voltage.
b. Provides additional amperage.
c. Decrease the amount of amperage.
d. Decreases the amount of voltage. |
|
Definition
| Provides additional amperage. |
|
|
Term
The main component in the Global deicer’s AirPlus! system is a
a. high speed fan.
b. supercharger.
c. turbocharger.
d. blower. |
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Definition
|
|
Term
What is the only gauge needed on the Global deicer with the self-lubricating AirPlus! supercharger?
a. Oil level.
b. Oil pressure.
c. Air pressure.
d. Oil temperature. |
|
Definition
|
|
Term
Which Global deicer hydraulic pump provides fluid for the boom functions during normal operation?
a. 5 series.
b. 90 series.
c. 100 series.
d. Emergency. |
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Definition
|
|
Term
Which Global deicer valve driver board terminal do you probe to measure the amount of reference voltage?
a. Signal.
b. + (Positive).
c. Pulse width modulated terminal B.
d. Pulse width modulated terminal A. |
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Definition
|
|
Term
The Global deicer valve driver board uses voltage on which circuit to determine which output circuit to activate?
a. Signal.
b. + (Positive).
c. Pulse width modulated terminal B.
d. Pulse width modulated terminal A. |
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Definition
|
|
Term
What is the capacity of the Global deicer’s deicing fluid tank?
a. 1700 gallons.
b. 1650 gallons.
c. 1635 gallons.
d. 1600 gallons. |
|
Definition
|
|
Term
What is the capacity of the Global deicer’s anti-icing fluid tank?
a. 180 gallons.
b. 170 gallons.
c. 165 gallons.
d. 160 gallons. |
|
Definition
|
|
Term
How many burner assemblies are found in the Global deicer heater system?
a. 1.
b. 2.
c. 3.
d. 4. |
|
Definition
|
|
Term
The P–19 power divider is mounted on the flywheel housing between the
a. driveline and axle.
b. engine and transmission.
c. nose box and water pump.
d. water pump and transmission. |
|
Definition
|
|
Term
Which P–19 component allows the operator to maneuver the vehicle while pumping water or foam?
a. Engine.
b. Transmission.
c. Water pump.
d. Modulating clutch. |
|
Definition
|
|
Term
What minimum air pressure activates the P–19 water pump clutch air chamber?
a. 20 psi.
b. 40 psi.
c. 90 psi.
d. 150 psi. |
|
Definition
|
|
Term
The P–19 controlled traction clutch pack applies when an operator engages the
a. transmission.
b. agent selection valve.
c. booster heater switch.
d. differential lock switch. |
|
Definition
| differential lock switch. |
|
|
Term
What must you do before filling the P–19 water tank from a hydrant?
a. Disconnect batteries.
b. Open drain valves.
c. Close the top hatch.
d. Open the top hatch. |
|
Definition
|
|
Term
The P–19 multimetering manifold delivers foam concentrate using three orifices controlled by
a. air valves.
b. hydraulic valves.
c. electrical valves.
d. electric over hydraulic valves. |
|
Definition
|
|
Term
The P–19 dispensing system pressure relief valve is located in the system piping
a. compartments.
b. along the frame rail.
c. on the top of the water pump.
d. on the outlet side of water pump. |
|
Definition
| on the outlet side of water pump. |
|
|
Term
Which P–19 dispensing system valve controls the operation of the pressure relief valve?
a. Four-way solenoid valve.
b. Priming pump valve.
c. Agent selection valve.
d. Pilot relief valve. |
|
Definition
|
|
Term
The P–19 air system uses a three-way control valve commonly called the
a. relief valve.
b. pilot relief valve.
c. pressure relief valve.
d. agent selection valve. |
|
Definition
|
|
Term
The main purpose of the air double-check valve is to
a. control high-pressure leaks.
b. control the actuating devices.
c. control air pressure to the water pump.
d. direct air pressure to various components. |
|
Definition
| direct air pressure to various components. |
|
|
Term
The P–19 air system inversion valve piston is forced back to the normal position by
a. a cable.
b. a spring.
c. the agent selection valve.
d. the air double-check valve. |
|
Definition
|
|
Term
During a fire-fighting operation, the P–23 power divider agent pump clutch is engaged from the cab by using the
a. three-way air valve.
b. two-way air valve.
c. hydraulic switch.
d. electric switch. |
|
Definition
|
|
Term
How many nine inch “Rockford clutch pack assemblies” are there in the P–23 transmission?
a. 1.
b. 2.
c. 3.
d. 4. |
|
Definition
|
|
Term
What is the overall lubrication capacity of the P–23 transmission?
a. 120 quarts.
b. 70 quarts.
c. 48 quarts.
d. 28 quarts. |
|
Definition
|
|
Term
For a truck to be considered in computer neutral
a. the stationary select switch must cut power to all six transmission solenoids.
b. the stationary select switch must cut power to the TCM which then defaults to stationary mode.
c. the stationary select switch must turn on power to all six transmission solenoids.
d. the stationary select switch must turn on the TCM which turns on all six transmission
solenoids. |
|
Definition
| the stationary select switch must cut power to the TCM which then defaults to stationary mode. |
|
|
Term
How many “on/off solenoids” does the P–23’s transmission control module control?
a. 2.
b. 4.
c. 6.
d. 8. |
|
Definition
|
|
Term
What term do we use to describe the foam proportioning system used on the P–23’s dispensing system?
a. Foam injection.
b. Around the pump.
c. Foam induction.
d. Mulimetering valve. |
|
Definition
|
|
Term
How many ports does the multimetering manifold use to induct foam into the
P–23 dispensing system?
a. Eight.
b. Six.
c. Four.
d. Three. |
|
Definition
|
|
Term
What is the discharge pressure of the Akron Brass roof turret used on the
P–23’s dispensing system?
a. 220 psi.
b. 200 psi.
c. 180 psi.
d. 160 psi. |
|
Definition
|
|
Term
How many winterization systems are there on the P–23?
a. 1.
b. 2.
c. 3.
d. 4. |
|
Definition
|
|
Term
At what temperature does the P–23 vehicle’s winterization system maintain the engine coolant with the engine off?
a. 80–100°F.
b. 110–130°F.
c. 140–160°F.
d. 170–200°F. |
|
Definition
|
|
Term
What color are the Accessory air system lines on the P–23?
a. Yellow.
b. Green.
c. Red.
d. Blue. |
|
Definition
|
|
Term
On the Southwest Mobile Systems 25K cargo loader, the operation of the hydraulic system
is accomplished by using hydraulic cylinders, which are activated by electrically controlled
a. manifold assemblies.
b. solenoid assemblies.
c. manifold valves.
d. solenoid valves. |
|
Definition
|
|
Term
On the Southwest Mobile Systems 25K cargo loader, the emergency power source connector is mounted on the side of the
a. battery box.
b. junction box.
c. converter box.
d. transformer box. |
|
Definition
|
|
Term
On the Halvorsen loader, what contains all switches, gauges, and indicator lights for starting and shutting down the engine?
a. Dash panel.
b. Convey panel.
c. Emergency panel.
d. Speed control panel. |
|
Definition
|
|
Term
On the Halvorsen loader, what provides the base for mounting front drive/steer axle, rear
axle, power unit, electrical,hydraulic and fuel systems?
a. Deck.
b. Chassis.
c. Scissors.
d. Power unit. |
|
Definition
|
|
Term
How does the rear axle on the Halvorsen loader attach to the chassis?
a. Pivot bracket.
b. Pivot bolts.
c. Pivot pins.
d. Pivot arm. |
|
Definition
|
|
Term
The 60K loader steering system is
a. pneumatic over mechanical.
b. mechanical over hydraulic.
c. hydraulic over mechanical.
d. pneumatic over hydraulic. |
|
Definition
| hydraulic over mechanical. |
|
|
Term
What type of drive pump does the 60K loader hydrostatic drive system use?
a. Swash-plate type.
b. Swash-vane type.
c. Swash-piston type.
d. Swash-design type. |
|
Definition
|
|
Term
How many drive hubs on the 60K loader produce final drive output power from the drive motor to the wheels?
a. 2.
b. 4.
c. 6.
d. 8. |
|
Definition
|
|
Term
What allows for connection of external air pressure on the 60K loader?
a. Air valve.
b. Glad hands.
c. Check valve.
d. Auxiliary air seals. |
|
Definition
|
|
Term
What preheats the 60K loader batteries for cold weather starting?
a. Battery blanket.
b. Electric motors.
c. Preheat switch.
d. Pan liner. |
|
Definition
|
|
Term
What component on the 60K loader is protected from overheating by a circuit breaker in the A16 module?
a. Emergency switch.
b. Emergency interlock.
c. Emergency power unit.
d. Emergency hydraulic unit. |
|
Definition
|
|
Term
What drives the fuel system lift pump on the Hyster 10K forklift?
a. Camshaft eccentric.
b. Crankshaft eccentric.
c. Rocker lever eccentric.
d. Fuel pump shaft eccentric. |
|
Definition
|
|
Term
The main hydraulic control valve of the Hyster 10K includes
a. four spool valves, two load check valves, and a relief valve.
b. two spool valves, two load check valves, and a relief valve.
c. four spool valves, four load check valves, and a two-stage relief valve.
d. two spool valves, four load check valves, and a two-stage relief valve. |
|
Definition
| four spool valves, four load check valves, and a two-stage relief valve. |
|
|
Term
How are the two 12-volt batteries connected on the Caterpillar adverse terrain forklift?
a. Series.
b. Parallel.
c. Series-parallel.
d. Parallel-parallel. |
|
Definition
|
|
Term
What prevents the Caterpillar adverse terrain forklift from articulating during maintenance procedures?
a. Steering frame lock link.
b. Steering wheel lock link.
c. Hydraulic pressure valve.
d. Hydraulic pressure relay. |
|
Definition
| Steering frame lock link. |
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