Project 6

Question 1

What are the various safety precautions for blade installation, string alignment, and static balance?

Answer 1

Do not attempt to align blades while on helicopter, Don’t allow grips to rotate 90 degrees about the yoke
Do not sweep blades aft of alignment point

Question 2

What level is the tip held when inserting the blade in grip and installing the bolt?

Answer 2

At the pre-coned angle

Question 3

What is the correct path for the alignment string?

Answer 3

From one alignment point to another above the blade bolt at the top of the chamfer

Question 4

How are the blades adjusted fwd/aft to align them with the MRH?

Answer 4

Using the latch bolt (loosening one, tightening the other)

Question 5

What is the first activity accomplished during static balance, span or cord wise balance?

Answer 5

Cord wise balance

Question 6

What is the limiting factor relating to sweeping the blade around the aligned position of the MRH?

Answer 6

Do not sweep blade forward of the alignment point

Question 7

Where are the interrupters, the accelerometer bracket and the tip targets installed on the Bell 206?

Answer 7

The interruptors and accelerometer are on the rotating swashplate and the non-rotating swashplate. The Tip targets hang under the tips of the blade

Question 8

What is the order of removal for the tail rotor assembly from aircraft?

Answer 8

No idea

Question 9

In which side is the machined side of the tail rotor hub installed? Inboard or outboard?

Answer 9

Inboard??

Question 10

Where are the adjustment points for the overall travel of the tail rotor control system?

Answer 10

Under the Cabin, (Box Beam)

Question 11

How do you adjust for cord or span balance. Which sis completed first?

Answer 11

Cordwise first
-Add weights
Spanwise
-cut off inboard side of brass screw in tip of heavy blade