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When servicing wheel bearings, a cotter pin may be reused.

A) True
B) False

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The front wheel bearings are being replaced on a front-wheel-drive vehicle with the wheel bearings pressed into the steering knuckle. Technician A says the vehicle should be driven a short distance in the shop before the front hub nuts are torqued to specifications. Technician B says the hub nut torque supplies the correct wheel bearing adjustment. Who is correct?


A) A only
B) B only
C) Both A and B
D) Neither A nor B

E) C) and D)
F) B) and D)

Correct Answer

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When two separate tapered roller bearings are located in a front hub assembly on a front-wheel-drive vehicle, the wheel bearing endplay adjustment is provided by:


A) Wheel lug nut torque
B) Ball joint nut torque
C) The bearing race adjuster sleeve
D) Hub nut torque

E) None of the above
F) A) and B)

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On an integral wheel bearing hub assembly that is bolted to the steering knuckle, the maximum allowable endplay is:


A) 0.005 inch
B) 0.008 inch
C) 0.010 inch
D) 0.015 inch

E) B) and C)
F) C) and D)

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What type of loads can be carried by a tapered roller bearing?

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Thrust, angular, and...

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A tapered roller bearing has:


A) Excellent ability to carry radial, thrust, and angular loads
B) Been used primarily on sub-compact vehicle front axles
C) Ability to carry radial loads only
D) Ability to carry thrust loads only

E) A) and C)
F) B) and C)

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Technician A says premature bearing failure may be caused by misalignment of the bearing and bearing cup. Technician B says bearing brinelling occurs when driving the vehicle at high speeds. Who is correct?


A) A only
B) B only
C) Both A and B
D) Neither A nor B

E) C) and D)
F) None of the above

Correct Answer

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A spring-loaded seal compensates for ALL of these conditions EXCEPT:


A) Wear in seal bore and housing
B) Seal lip wear
C) Shaft movement
D) Bore eccentricity

E) B) and C)
F) A) and D)

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What are bearings designed to do?

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Support a ...

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Explain the design and purpose of bearing seals.

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Bearing seals are circular met...

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List common lip seal designs.

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Seal lips ...

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Technician A says round roller ball bearings can withstand high thrust loads. Technician B says a tapered roller bearing can withstand high angular bearing loads. Who is correct?


A) A only
B) B only
C) Both A and B
D) Neither A nor B

E) A) and B)
F) A) and C)

Correct Answer

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Bearings that are shielded on both sides may be washed with solvent, repacked, and reinstalled in the vehicle.

A) True
B) False

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A bearings may overheat if the wheel bearing-adjusting nut is not adjusted properly to provide the correct bearing preload.

A) True
B) False

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All of these statements about lip seals are true EXCEPT:


A) They keep lubricant in the bearing
B) They keep dirt out of the bearing
C) They may have a spring-loaded lip
D) They can be installed in any direction

E) B) and D)
F) C) and D)

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Describe three basic steps when adjusting endplay on a tapered wheel bearing serviceable pack.

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Tighten the adjusting nut to 1...

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When inspecting and servicing front wheel bearings  on front-wheel-drive cars:


A) When the steering knuckle contains two tapered  roller bearings, the torque on the drive axle nut d oes not affect bearing endplay.
B) Some front wheel bearings mounted in the  steering knuckle contain two tapered roller bearings  with a split inner race.
C) Some one-piece front wheel bearing hubs are  bolted to the front strut.
D) In a one-piece front wheel bearing hub, the outer  end of the drive axle is splined to the outer b earing race.

E) A) and B)
F) None of the above

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Describe a thrust bearing load.

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A thrust bearing loa...

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When must an integral wheel bearing hub assembly be replaced?

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When it ha...

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Repeated rear axle seal failure occurs in a rear-wheel-drive vehicle. Technician A says the axle shaft may be scored in the seal contact area. Technician B says the axle housing may be distorted in the seal mounting area. Who is correct?


A) A only
B) B only
C) Both A and B
D) Neither A nor B

E) B) and C)
F) A) and D)

Correct Answer

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Showing 21 - 40 of 46

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