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Automotive Technology

Trade & Technology

Quiz 51 :

Drum Brakes

Quiz 51 :

Drum Brakes

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Small lightweight cars often use duo-servo drum brake designs to reduce brake lockup.
Free
True False
Answer:

Answer:

False

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Drum brakes are still used on the front wheels of many late model cars and light trucks.
Free
True False
Answer:

Answer:

False

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Duo-servo drum brake systems use an adjusting screw assembly and spring to connect the lower ends of the shoes.
Free
True False
Answer:

Answer:

True

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Some anchor pins are adjustable.
True False
Answer:
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The inability of drums to dissipate as much heat as disc brakes is one of the main reasons discs have replaced drums at the front of all late model cars and light trucks
True False
Answer:
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A floating drum is mounted on hub and wheel bearing assembly.
True False
Answer:
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A self-adjuster screw mechanism [star wheel] are non directional and can be positioned on either the left or the right side of the vehicle.
True False
Answer:
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Brake linings should be replaced when linings are ______.
Multiple Choice
Answer:
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Heat checks are visible only after the drum has been machined.
True False
Answer:
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The function of the wheel cylinder is to ______.
Multiple Choice
Answer:
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On most cars, the push nuts that hold the drum onto the studs of a floating drum do not need to be reinstalled after service.
True False
Answer:
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The self-adjusters [star wheels] for the left side and the right side are interchangeable.
True False
Answer:
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The parking brake cables should be adjusted before performing regular wheel brake service.
True False
Answer:
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Drum brake hardware includes return springs, holddown parts, and linkages.
True False
Answer:
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In a typical drum brake, which component provides a foundation for the brake shoes and associated hardware?
Multiple Choice
Answer:
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Parking brake mechanisms provide a hydraulic force to apply the brake shoes and keep the vehicle stationary.
True False
Answer:
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Both non-servo drum brake leading and training shoes are self-energizing as the brakes are applied and the vehicle is moving forward.
True False
Answer:
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Riveted linings allow for better heat transfer than bonded linings.
True False
Answer:
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Regardless of the method of attachment, brake shoes are usually held in a position by spring tension.
True False
Answer:
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In normal forward braking, the friction developed by the primary lining is greater than the secondary lining.
True False
Answer:
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