FREE AND STUDY GAMES ABOUT 0 9 -- 6 EXAM

PDF Download

FREE AND STUDY GAMES ABOUT 0 9 -- 6 EXAM

QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -40 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: Why do tire and wheel manufacturers often recommend that the tires on split rim wheels be deflated before removing the wheel from the axle ? - -

• As a safety precaution in case the bolts that hold the wheel halves together have been

damaged or weakened. - -

• To remove the static load imposed upon the wheel bearings by the inflated tire. - -
• To relieve the strain on the wheel retaining nut and axle threads.

Answer:

As a safety precaution in case the bolts that hold the wheel halves together have been damaged or weakened.

Question 2: What is the color of wheel bearing grease ? - -

• Tan - -
• Black - -
• Green - -
• No specific color

Answer:

No specific color

Question 3: How many fusible plugs must fail before they all must be replaced? - -

• 1- -
• 2 - -
• 3

Answer:

1 Question 4: If it is determined that spongy brake action is not caused by air in the brake system, what is the next most likely cause? - -

• Worn brake lining. - -
• Internal leakage in the master cylinder. - -
• Deteriorated flexible hoses.

Answer:

Deteriorated flexible hoses

Question 5: Goodyear has the brake housing attached solidly to the ____ flange.

Answer:

Landing Gear Axle

Question 6: What method would be used to inspect steel wheel bolts for cracks?

Answer:

magmetic particle inspection Question 7: What would excess axle nut torque applied during wheel installation cause? - -

• Bearing overheat and excess bearing wear - -
• Bearing looseness and excess bearing (cup) cavity wear - -
• Bearing cage looseness and bearing cup wear.

Answer:

Bearing overheat and excess bearing wear Question 8: What is the purpose of a compensating port or valve in a brake master cylinder of an independent brake system? - -

• Assists in the master cylinder piston return. - -
• Prevents fluid from flowing back to the reservoir. - -
• Permits the fluid to flow toward or away from the reservoir as temperature changes.

Answer:

Permits the fluid to flow toward or away from the reservoir as temperature changes

Question 9: Aircraft wheels may be cast or forged of either ____ or ____ alloys.

Answer:

Al or Magnesium Question 10: If an airplane equipped with master cylinders and single disc brakes has excessive brake pedal travel, but the brakes are hard and effective, the probable cause is: - -

• The master cylinder one way cup is leaking. - -
• Worn brake linings. - -
• Worn brake disc causing excessive clearance between the notches on the perimeter of the

disc and the splines or keys on the wheel.

Answer:

Worn brake linings.Question 11: T or F If aviation grade grease is not available for bearing repacking, it's an acceptable practice to use automotive type grease to replace it.

Answer:

F Question 12: Internal leakage in a brake master cylinder unit can cause the pedal to slowly creep down when pedal pressure is applied, this is known as? - -

• Soft brakes. - -
• Hard brakes. - -
• Fading brakes.

Answer:

Fading brakes Question 13: What would be the effect if the piston return spring broke in a brake master cylinder?- -

• The brakes would become spongy. - -
• The brake travel would become excessive. - -
• The brakes would drag.

Answer:

The brakes would drag Question 14: How can it be determined that all air has been purged from a master cylinder brake system? - - a.By operating a hydraulic unit and watching the system pressure gauge for smooth, full scale deflection. - -

• By noting whether the brake is firm or spongy. - -
• By noting the amount of fluid return to the master cylinder upon brake release.

Answer:

By noting whether the brake is firm or spongy

Question 15: Cleveland brake assemb!ies have the brake disk mnounted?

Answer:

solid to the wheel Question 16: What is one effect a restricted compensator port of a master cylinder will have on a brake system? - -

• The brakes will operate normally. - -
• The reservoir will be filled by reverse flow. - -
• The restriction will cause dragging brakes.

Answer:

The restriction will cause dragging brakes

Question 17: What would be the wheel rim size of a wheel marked 26 X 6.6 X 14?

Answer:

14 inch diameter

Question 18: Small aircraft utilize the ____ type brake system.

Answer:

independent

Question 19: Independent type brake systems require master brake cylinders.

Answer:

2 Question 20: What is the first thing to check if the master cylinder h9s excessive travel?

Answer:

resevior fluid level Question 21: List the three main manufacturers of popular brake systems in use today.

Answer:

Cleveland, Dunlop, GoodYear