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WorksheetsTire and Wheel Service Worksheet
Total questions: 36
Worksheet time: 18mins
Force from exploding tires is typically released at an angle of up to ______ degrees from the rupture. Select one:
35
45
50
65
Technician A says that tubeless tires are much easier to repair. Technician B says that tube tires are much easier to repair than the tubeless tires. Who is correct? Select one:
Technician A
Technician B
Both Technician A and Technician B
Neither Technician A nor Technician B
The hot curing process is also known as ________. Select one:
Recapping
Remolding
Mold curing
Precuring
With ________, the tire tread moves up and down. Select one:
Lateral run-out
Mismatched front tires
Air loss
Radial run-out
What would you spray around a tire valve stem and core to detect air leaks? Select one:
Lubricant
Oil
Compressed air
Soapy water
When tires are replaced or rotated, the TPMS must ________ the tire position. Select one:
Re-learn
Signal
Upload
Smart sense
________ provide the clamping force needed to hold the wheel against the hub. Select one:
Hubs
Nuts
Spacers
Washers
All wheel nuts must be tightened to the correct torque and in the proper ________. Select one:
Sequence
Alignment
Clamping force
Direction
With little or no preload, the force of the hydrodynamic wedge is ________. Select one:
Unchanged
Low
High
Optimal
What is a leading cause of premature wheel seal failures? Select one:
Installation errors
Excessive preload
Worn wheel bearings
Excessive tightening
A stud-piloted wheel's inner nut has a ________. Select one:
Longer cone
Knurled cone
Tapered cone
Straight cone
Technician A says it's important to inspect wheels and rims for lateral and radial runout conditions while checking vibration-related complaints. Technician B says that before checking for runout, it is important to first check for problems in the hub, such as loose wheel bearings. Who is correct? Select one:
Technician A
Technician B
Both Technician A and Technician B
Neither Technician A nor Technician B
Tire inflation pressures are always measured when ________. Select one:
Cold
Hot
Warm
Dismounted
Wide-base tires are large tires with a low ________. Select one:
Cost
Aspect ratio
Tread noise
Tread wear
The hot curing process is also known as ________. Select one:
Recapping
Remolding
Mold curing
Precuring
When tires are replaced or rotated, the TPMS must ________ the tire position. Select one:
Re-learn
Signal
Upload
Smart sense
What type of tire tread is best for muddy, off road surfaces? Select one:
Rib-lug
Block
Lug
Rib
Heavy pulling of a vehicle to either the left or the right while the customer is driving may be caused by which of the following? Select one:
Missing wheel weights
Radial run-out
Lateral run-out
Tire with broken or misaligned belts
Where are pusher axles mounted? Select one:
To the rear of the tag axle
In front of the lift axle
To the rear of the drive axles
In front of the drive axles
When turning to the right, the right side steer tire tilts ________. Select one:
Inward at the top
Inward at the bottom
Outward at the top
To the front
A typical drag links ________ length is critical to maintain the same number or turns from center to the steering stops. Select one:
Overall
Center to center
Center to live end
Center to static end
When the vehicle rolls down the road, ________. Select one.
The tires' caster increases
The tires toe-in
The tires toe-out
The tires' caster decreases
Which of the following is NOT a type of wheel alignment method? Select one.
Frame centerline
Axle centerline
Geometric centerline
Loaded versus unloaded
Tire life and ________ are improved by maintaining a correct wheel alignment. Select one.
Camber
Load securement
Fuel economy
Total alignment
Technician A says today's trucks and buses exclusively use power-steering gears rather than manual gears that have no power assist. Technician B says it is not possible to add an air or hydraulic cylinder to the steering linkage of a conventional worm-gear steering box. Who is correct? Select one.
Technician A
Technician B
Both Technician A and Technician B
Neither Technician A nor Technician B
What ensures the correct phasing of the steering column U-joints when being reassembled after servicing? Select one.
Marking steering wheel position
Numbering the U-joints
Match marking the steering shafts
Marking miter box position
Which of these best describes steering ratio? Select one.
Mechanical advantage produced by the gear
Force transmitted from the tires back through the steering system to the driver
Measures the rotational angle of the steering wheel
Gear arrangement that allows sharp angle changes in the steering column
Two critical components of the hydraulic control mechanism of all power steering gears are the rotary valve and the ________. Select one.
Torsion bar
Piston
Worm shaft
Outer valve
The ________ design of tie-rod ends and tie-rod centers enables sharp turning radiuses without interference. Select one.
Dropped
Angled
Straight
Adjustable
Which of the following is a possible cause of binding? Select one.
Steering stops not correctly adjusted
Air in the system
Excessive toe-in
U-joint working angle greater than 25 degrees
What force would be trying to stretch a rail apart? Select one.
Acceleration force
Tension force
Twisting force
Compression force
Which of the following is a flat, steel plate reinforcement bolted usually inside and sometimes outside the frame rail? Select one.
Tension flange
L-channel plate
C-channel plate
Fishplate
What type of mounting is the recommended method of attaching flexible bodies to a ladder-type frame? Select one.
Resilient mounting
Outrigger mounting
U-bolt mounting
Fish plating mounting
Damaged bolts or rivets are to be replaced with ________ attaching hardware when a frame has been straightened. Select one.
Grade 3 fastener
Rivet-style
Grade 8 fastener
Welded
Which of these welding processes cannot be used when repairing cracked frame rails? Select one.
Shielded metal arc welding (SMAW)
Gas metal arc welding (GMAW)
Gas tungsten arc welding (GTAW)
Carbon arc welding (CAW)
Technician A says that frame misalignment might result in rapid tire wear. Technician B says when the frame is misaligned, driver fatigue will increase as the operator has to fight the steering wheel to keep the vehicle in a straight line. Who is correct? Select one.
Technician A
Technician B
Both Technician A and Technician B
Neither Technician A nor Technician B
