2-51.
On rock service treads, what is the
primary purpose of the narrow voids
between the lugs?
1.
Provides traction on slippery
surfaces
2.
Provides flexibility on rocky
surfaces
3.
Prevents loose rocks from being
caught in the lugs
4.
Prevents the lugs from filling
with mud when working in muddy
conditions
Learning Objective:
Recognize
the principles and procedures
of tire removal and repair.
2-52.
When you raise a vehicle with
a jack, always block the wheels
on the axle that is being raised
with the jack.
1.
True
2.
False
2-53.
When breaking down a tire, you
should perform which of the
following steps first?
1.
Force the tire bead away
from the removable side ring
2.
Inflate the tire to find
the hole
3.
Plug the hole in the tire
4.
Remove the valve core and
deflate the tire completely
2-54.
When assembling tires equipped with
a removable side ring, you should
install the valve stem so that it
points towards the removable side
ring.
1.
True
2.
False
255.
When assembling a tire equipped
with a lock ring that does NOT seat
properly, you should inflate the
tire with how many pounds of air
pressure before tapping the lock
ring with a mallet?
1.
5 to 10 pounds
2.
15 to 20 pounds
3.
25 to 30 pounds
4.
35 to 40 pounds
2-56.
When physically inspecting the
inside of a tubeless tire, you
should use a rag to protect your
hand from injury.
1.
True
2.
False
2-57.
When plugging a tire, you should
cut the plug at approximately what
distance from the surface?
1.
3/4 inch
2.
1/2 inch
3.
1/4 inch
4.
1/16 inch
2-58.
On a tube to be patched, you should
buff or roughen the surface at
least how many inches around the
hole to be patched?
1.
1/2 inch
2.
1
inch
3.
1 1/2 inch
4.
2
inch
2-59.
Tire rotation is performed
according to the manufacturers
specifications.
1.
True
2.
False
2-60.
Which of the following personnel
supervise the tire shop?
1.
Transportation supervisor
2.
Maintenance supervisor
3.
Projects supervisor
4.
Heavy shop supervisor
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