HALDERMANN CHAPTER 100 EXAM QUESTIONS

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HALDERMANN CHAPTER 100 EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -25 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: A leaking axle seal may cause the drum brakes to make a grinding noise.

Answer:

False Question 2: Tech A says that bolts are used to attach the wheel cylinder to the backing plate.Tech B says that clips are used to attach the wheel cylinder to the backing plate. Which tech is correct?

Answer:

Both techs Question 3: After assembling a drum brake, it is discovered that the brake drum will not fit over the new brake shoes. Tech A says that the parking brake cable may not have been fully released. Tech B says to check to see if both shoes are contacting the anchor pin. Which tech is correct?

Answer:

Both techs

Question 4: Most brake experts and vehicle manufacturers recommend replacing brake lining when the lining thickness is ...

Answer:

.06"

Question 5: Dry backing plate pads can cause the brakes to squeak.

Answer:

True Question 6: Tech A says that many vehicle manufacturers recommend that wheel cylinders not be honed because of the special surface finish inside the bore. Tech B says that some experts recommend that the wheel cylinders be replaced every time the brake linings are replaced.Which tech is correct?

Answer:

Both techs Question 7: When manually adjusting brakes equipped with automatic adjusters, the ____ must be pushed or held out of the way.

Answer:

Adjuster lever Question 8: A starwheel adjuster is installed on the wrong side of the vehicle. Tech A says that the adjuster cannot operate at all if installed on the wrong side. Tech B says that the adjuster would cause the clearance to increase rather than decrease when activated. Which tech is correct?

Answer:

Tech B only Question 9: Tech A says to use synthetic brake grease to lubricate the backing plate. Tech B says to use special lithium-based brake grease. Which tech is correct?

Answer:

Both techs Question 10: Tech A says that silicone grease can be used to lubricate the shoe contact ledges.Tech B says that synthetic brake grease, lithium brake grease, or anti-seize compound can be used as a brake lubricant. Which tech is correct?

Answer:

Both techs

Question 11: Tech A says that starwheel adjusters use different threads for the left and right sides of the vehicle. Tech B says that the threads and end caps of the adjusters should be lubricated with brake grease before being installed. Which tech is correct?

Answer:

Both techs Question 12: Tech A says that the tinnerman nuts used to hold the brake drum on should be reinstalled when the drum is replaced. Tech B says that a drum should be removed inside a sealed vaccuum enclosure or washed with water or solvent to prevent possible asbestos dust from being released into the air. Which tech is correct?

Answer:

Tech B Question 13: Tech A says that brake drums should be labeled "left" and "right" before being removed from the vehicle so that they can be reinstalled to the same location. Tech B says that the holddown pins may have to be cut off to remove a worn brake drum. Which tech is correct?

Answer:

Both techs

Question 14: The first step in brake drum removal is to ....

Answer:

Mark the drum R or L Question 15: Tech A says that the access hole for the starwheel adjuster may be in the brake drum web. Tech B says that the access hole for the starwheel may be found in the backing plate. Which tech is correct?

Answer:

Both techs Question 16: The backing plate should be replaced if the shoe contact areas are worn more than ....

Answer:

1/16"

Question 17: Tech A says that most experts recommend replacing all drum brake hardware including the springs every time the brake linings are replaced. Tech B says that the starwheel adjuster must be cleaned and lubricated to assure proper operation. Which tech is correct?

Answer:

Both techs Question 18: Tech A says that wheel cylinder boots keep dust and moisture out of the cylinder bore. Tech B says that it is normal for dust boots to have a small amount of seepage of fluid.Which tech is correct?

Answer:

Both techs Question 19: Tech A says that when repairing brakes, it is a good practice to inspect the backing plate for a bent or cracked structure. Tech B says that the pads of the backing plate should be lubricated with heavy grease before installing new shoes. Which tech is correct?

Answer:

Tech A

Question 20: A frozen adjuster can cause a low brake pedal.

Answer:

True

Question 21: Fixed drums are held on by a large spindle nut.

Answer:

True Question 22: Tech A says to use masking tape temporarily over lining material to help prevent getting grease on the lining. Tech B says that grease on the brake lining can cause the brakes to grab. Which tech is correct?

Answer:

Both techs.Question 23: Wheel cylinders are being discussed. Tech A says that if a wheel cylinder is not leaking fluid it is OK. Tech B says that wheel cylinders require further inspection. Which tech is correct?

Answer:

Tech B