Diagnosing and Repairing Drum Brakes



1.	Brake shoe linings should be replaced before they are worn to the:
	A.	Toe.
	B.	Heel.
	C.	Bonding.
	D.	Rivets.

2.	What brake shoe part may grind grooves into the brake drum surface?
	A.	Toe.
	B.	Heel.
	C.	Rivets.
	D.	Friction material.

3.	What may happen if brake shoe linings are installed in the wrong locations?
	A.	Nothing will happen.
	B.	Brakes will pulsate.
	C.	Brake function will be reduced.
	D.	Brakes will squeal.

4.	Which of the following brake shoes will usually have a shorter lining?
	A.	Primary shoes.
	B.	Rearward shoes.
	C.	Secondary shoes.
	D.	None of the above.

5.	How can you tell whether an adjuster goes on the right or left side?
	A.	There is no way to tell.
	B.	The adjusting lever is labeled.
	C.	The adjuster end cap is labeled.
	D.	The adjusting screws are labeled.

6.	When working on brakes, which of the following personal protective equipment should be worn?
	A.	Earmuffs.
	B.	Respirator.
	C.	Bump hat.
	D.	Protective sleeves.

7.	Compressed air should be used to remove brake dust from brake parts.
	A.	True.
	B.	False.

8.	Which of the following statements about brake dust disposal is not correct?
	A.	Brake dust should be swept up and placed in a garbage bag.
	B.	Brake dust should be disposed of in a sealed container.
	C.	Brake dust should be disposed of in accordance with hazardous waste laws.
	D.	Always wear safety glasses when disposing of brake dust.

9.	Which of the following statements about wheel cylinders is not correct?
	A.	Today, most wheel cylinders are replaced.
	B.	Today, most wheel cylinders are rebuilt.
	C.	Aluminum wheel cylinders cannot be rebuilt.
	D.	Cast iron wheel cylinders can still be rebuilt.

10.	The use of which item can eliminate the need for star wheel adjustment?
	A.	Brake shoe adjusting gauge.
	B.	Star wheel gauge.
	C.	Self-adjuster.
	D.	High-temperature lubricant.

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