Question 1

What is the function of the part the technician is holding (arrow) ?

Accepted Answer

A)  It is used only for factory assembly and can be discarded.
B)  This component retains the axle in the side gear.
C)  This clip retains the side gears.
D)  None of theseE) C) and D)
F) None of the above

Question 2

Bearings cannot be diagnosed by turning the wheel and tire assembly by hand.

Accepted Answer

A) True 
 B)False

Question 3

The differential cover must be removed before removing the rear axle on which type of axle?

Accepted Answer

A)  C-lock
B)  Press fit
C)  Welded tube
D)  Retainer plateE) None of the above
F) B) and D)

Question 4

Wheel bearings are being packed with grease. Technician A says to use grease that is labeled "GC." Technician B says to use grease with an NLGI number of 2. Which technician is correct?

Accepted Answer

A)  Technician A only
B)  Technician B only
C)  Both technicians A and B
D)  Neither technician A nor BE) A) and B)
F) A) and C)

Question 5

Which is NOT a bearing problem?

Accepted Answer

A)  Frettage
B)  Spalling
C)  Smearing
D)  StrippingE) B) and C)
F) A) and C)

Question 6

A new bearing can be installed in an old bearing race if the old race is OK.

Accepted Answer

A) True 
 B)False

Question 7

What type of bearing is shown below?

Accepted Answer

A)  Barrel bearing
B)  Flat section bearing
C)  Ball bearing
D)  Roller bearingE) A) and B)
F) A) and D)

Question 8

Which type of automotive bearing can withstand radial and thrust loads, yet must be adjusted for proper clearance?

Accepted Answer

A)  Tapered roller bearing
B)  Needle roller bearing
C)  Roller bearing
D)  Ball bearingsE) C) and D)
F) A) and C) A

Question 9

The bearing grease most often specified is rated NLGI ________.

Accepted Answer

A)  0
B)  00
C)  1
D)  2E) C) and D)
F) B) and C)

Question 10

When wheel bearings are adjusted with a dial indicator, allow .005" to .010" (.127 to .25 mm) of end play.

Accepted Answer

A) True 
 B)False  False

Question 11

Bearings usually give warning before they fail.

Accepted Answer

A) True 
 B)False

Question 12

Most sealed bearings used on the front wheels of front-wheel-drive vehicles are usually which type?

Accepted Answer

A)  Needle roller bearing
B)  Single tapered roller bearing
C)  Double row ball bearing
D)  Roller bearingE) A) and B)
F) A) and C)

Question 13

Technician A says that excessive axial end play is a sign that wheel bearings need service. Technician B says that an out-of-balance wheel is a sign that wheel bearings need service. Which technician is correct?

Accepted Answer

A)  Technician A only
B)  Technician B only
C)  Both technicians A and B
D)  Neither technician A nor BE) None of the above
F) C) and D)

Question 14

Two technicians are discussing differentials. Technician A says that all differentials are vented. Technician B says that a clogged vent can cause the rear axle seal to leak. Which technician is correct?

Accepted Answer

A)  Technician A only
B)  Technician B only
C)  Both technicians A and B
D)  Neither technician A nor BE) B) and C)
F) All of the above

Question 15

Two technicians are discussing wheel bearings. Technician A says that conventional tapered roller bearings as used on the front of most rear-wheel-drive vehicles should be slightly loose when adjusted properly. Technician B says that the spindle nut should not be tightened more than finger tight as the final step. Which technician is correct?

Accepted Answer

A)  Technician A only
B)  Technician B only
C)  Both technicians A and B
D)  Neither technician A nor BE) C) and D)
F) B) and D)

Question 16

What part should be replaced when servicing a wheel bearing on a non-drive wheel?

Accepted Answer

A)  Both the grease seal and the cotter key
B)  The cotter key
C)  The bearing cup
D)  The grease sealE) A) and B)
F) B) and D)

Question 17

What feature of an axle seal is the arrow point to?

Accepted Answer

A)  Garter spring
B)  A return spring
C)  Axle spring
D)  Sealing lipE) A) and D)
F) A) and C) A

Question 18

What type of bearing is shown below?

Accepted Answer

A)  Roller bearing
B)  Tapered roller bearing
C)  Axial bearing
D)  Wedge bearingE) All of the above
F) A) and D)

Question 19

Oil contamination of drum brake linings bolted to a solid rear axle may be caused by a ________.

Accepted Answer

A)  Plugged axle vent
B)  Leaking grease seal
C)  Both A and B
D)  Neither A nor BE) C) and D)
F) A) and B)

Question 20

A non-drive-wheel bearing adjustment procedure includes a final spindle nut tightening torque of ________.

Accepted Answer

A)  12 to 30 lb. -ft.
B)  Finger tight
C)  5 lb.-in.
D)  12 to 15 lb. -ft. plus 1/16 in. turnE) B) and D)
F) None of the above

Exam 98: Wheel Bearings and Service

What is the function of the part the technician is holding (arrow) ?

Correct Answer
verified

Bearings cannot be diagnosed by turning the wheel and tire assembly by hand.

Correct Answer
verified

The differential cover must be removed before removing the rear axle on which type of axle?

Correct Answer
verified

Wheel bearings are being packed with grease. Technician A says to use grease that is labeled "GC." Technician B says to use grease with an NLGI number of 2. Which technician is correct?

Correct Answer
verified

Which is NOT a bearing problem?

Correct Answer
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A new bearing can be installed in an old bearing race if the old race is OK.

Correct Answer
verified

What type of bearing is shown below?

Correct Answer
verified

Which type of automotive bearing can withstand radial and thrust loads, yet must be adjusted for proper clearance?

Correct Answer
verified
A

The bearing grease most often specified is rated NLGI ________.

Correct Answer
verified

When wheel bearings are adjusted with a dial indicator, allow .005" to .010" (.127 to .25 mm) of end play.

Correct Answer
verified
False

Bearings usually give warning before they fail.

Correct Answer
verified

Most sealed bearings used on the front wheels of front-wheel-drive vehicles are usually which type?

Correct Answer
verified

Technician A says that excessive axial end play is a sign that wheel bearings need service. Technician B says that an out-of-balance wheel is a sign that wheel bearings need service. Which technician is correct?

Correct Answer
verified

Two technicians are discussing differentials. Technician A says that all differentials are vented. Technician B says that a clogged vent can cause the rear axle seal to leak. Which technician is correct?

Correct Answer
verified

Correct Answer
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What part should be replaced when servicing a wheel bearing on a non-drive wheel?

Correct Answer
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What feature of an axle seal is the arrow point to?

Correct Answer
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A

What type of bearing is shown below?

Correct Answer
verified

Oil contamination of drum brake linings bolted to a solid rear axle may be caused by a ________.

Correct Answer
verified

A non-drive-wheel bearing adjustment procedure includes a final spindle nut tightening torque of ________.

Correct Answer
verified

Exam 98: Wheel Bearings and Service

What is the function of the part the technician is holding (arrow) ?

Correct AnswerverifiedShow Answer

Bearings cannot be diagnosed by turning the wheel and tire assembly by hand.

Correct AnswerverifiedShow Answer

The differential cover must be removed before removing the rear axle on which type of axle?

Correct AnswerverifiedShow Answer

Wheel bearings are being packed with grease. Technician A says to use grease that is labeled "GC." Technician B says to use grease with an NLGI number of 2. Which technician is correct?

Correct AnswerverifiedShow Answer

Which is NOT a bearing problem?

Correct AnswerverifiedShow Answer

A new bearing can be installed in an old bearing race if the old race is OK.

Correct AnswerverifiedShow Answer

What type of bearing is shown below?

Correct AnswerverifiedShow Answer

Which type of automotive bearing can withstand radial and thrust loads, yet must be adjusted for proper clearance?

Correct AnswerverifiedA

The bearing grease most often specified is rated NLGI ________.

Correct AnswerverifiedShow Answer

When wheel bearings are adjusted with a dial indicator, allow .005" to .010" (.127 to .25 mm) of end play.

Correct AnswerverifiedFalse

Bearings usually give warning before they fail.

Correct AnswerverifiedShow Answer

Most sealed bearings used on the front wheels of front-wheel-drive vehicles are usually which type?

Correct AnswerverifiedShow Answer

Technician A says that excessive axial end play is a sign that wheel bearings need service. Technician B says that an out-of-balance wheel is a sign that wheel bearings need service. Which technician is correct?

Correct AnswerverifiedShow Answer

Two technicians are discussing differentials. Technician A says that all differentials are vented. Technician B says that a clogged vent can cause the rear axle seal to leak. Which technician is correct?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

What part should be replaced when servicing a wheel bearing on a non-drive wheel?

Correct AnswerverifiedShow Answer

What feature of an axle seal is the arrow point to?

Correct AnswerverifiedA

What type of bearing is shown below?

Correct AnswerverifiedShow Answer

Oil contamination of drum brake linings bolted to a solid rear axle may be caused by a ________.

Correct AnswerverifiedShow Answer

A non-drive-wheel bearing adjustment procedure includes a final spindle nut tightening torque of ________.

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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A

Correct Answer
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False

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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A

Correct Answer
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Correct Answer
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