Test 3 Flashcards
Which ATA Chapter is Airworthiness Limitations?
04
Which ATA Chapter will you use for greasing (servicing)
12
Which ATA Chapters are about Main Rotors ?
60-69
When statically balancing the Bell 206 MRH, which type of balancing do you have to do first?
Chordwise
What qualifies someone to do a dual inspection?
Attended an aircraft training college
_________ is where under extreme force, metal transfer will occur between two points
Galling
What are the two types of vibrations?
Vertical and Lateral
Blade alignment is necessary on _________ rotor heads
Semi-rigid
If there is a low frequency vibration on a helicopter, where is the likely source?
Main Rotor
If there is a medium frequency vibration on a helicopter, where is likely the vibration?
Tail Rotor
If there is a high frequency vibration on a helicopter, where is likely the vibration?
Turbine/Engine
Out of balance main rotor blades cause a ________ vibration
lateral
Out of track blades cause ________ vibration?
Vertical
What determines the frequency of a vibration?
The speed of the vibrating component
Self Locking nuts when installed need to be accounted for….
Tare torque
Are these blades out of phase or out of track?
Out of track
Are these blades out of phase or out of track?
Out of phase
