Assembly & Rigging Questions and
Answers Latest Version Already Passed
What is the purpose of a helicopter's pitch links?
✔✔ To transmit pilot inputs to the rotor blades for pitch adjustments
Why is it necessary to check main rotor blade deflection?
✔✔ To ensure proper aerodynamic performance and prevent structural damage
What effect does improper tail rotor tracking have on flight?
✔✔ It can cause excessive vibrations and unpredictable yaw movements
Why is a hover check performed after rigging adjustments?
✔✔ To verify stability, control response, and system balance
What is the function of the autorotation system in a helicopter?
✔✔ To allow a safe descent and landing in case of engine failure
1
,How does incorrect swashplate input phasing affect control?
✔✔ It results in delayed or incorrect blade response to cyclic inputs
Why is it essential to balance both static and dynamic forces in rotor systems?
✔✔ To minimize vibrations and prevent structural fatigue
What is the purpose of the blade retention system?
✔✔ To securely attach rotor blades to the hub while allowing movement
How does incorrect control cable routing affect flight control?
✔✔ It can lead to increased friction, limited movement, or mechanical failure
What happens if a helicopter’s flight control stops are misadjusted?
✔✔ Control inputs may exceed safe limits, leading to dangerous flight conditions
Why is the anti-torque system critical for helicopter flight?
✔✔ It counteracts the rotational force of the main rotor to maintain directional stability
2
, What is the purpose of cyclic feathering in rotor blades?
✔✔ To control blade angle and adjust lift throughout each rotor rotation
Why is periodic rotor alignment crucial in maintenance?
✔✔ To maintain proper aerodynamic efficiency and minimize vibrations
What happens when a helicopter's mast tilt is improperly adjusted?
✔✔ It can cause unwanted drift or difficulty maintaining level flight
Why must tail rotor pitch links be precisely adjusted?
✔✔ To ensure effective yaw control and smooth directional changes
What is the role of vibration dampers in the main rotor system?
✔✔ To absorb oscillations and improve comfort and stability
Why is torque tube alignment important in a helicopter?
✔✔ To ensure proper control input transmission and prevent binding
3
Answers Latest Version Already Passed
What is the purpose of a helicopter's pitch links?
✔✔ To transmit pilot inputs to the rotor blades for pitch adjustments
Why is it necessary to check main rotor blade deflection?
✔✔ To ensure proper aerodynamic performance and prevent structural damage
What effect does improper tail rotor tracking have on flight?
✔✔ It can cause excessive vibrations and unpredictable yaw movements
Why is a hover check performed after rigging adjustments?
✔✔ To verify stability, control response, and system balance
What is the function of the autorotation system in a helicopter?
✔✔ To allow a safe descent and landing in case of engine failure
1
,How does incorrect swashplate input phasing affect control?
✔✔ It results in delayed or incorrect blade response to cyclic inputs
Why is it essential to balance both static and dynamic forces in rotor systems?
✔✔ To minimize vibrations and prevent structural fatigue
What is the purpose of the blade retention system?
✔✔ To securely attach rotor blades to the hub while allowing movement
How does incorrect control cable routing affect flight control?
✔✔ It can lead to increased friction, limited movement, or mechanical failure
What happens if a helicopter’s flight control stops are misadjusted?
✔✔ Control inputs may exceed safe limits, leading to dangerous flight conditions
Why is the anti-torque system critical for helicopter flight?
✔✔ It counteracts the rotational force of the main rotor to maintain directional stability
2
, What is the purpose of cyclic feathering in rotor blades?
✔✔ To control blade angle and adjust lift throughout each rotor rotation
Why is periodic rotor alignment crucial in maintenance?
✔✔ To maintain proper aerodynamic efficiency and minimize vibrations
What happens when a helicopter's mast tilt is improperly adjusted?
✔✔ It can cause unwanted drift or difficulty maintaining level flight
Why must tail rotor pitch links be precisely adjusted?
✔✔ To ensure effective yaw control and smooth directional changes
What is the role of vibration dampers in the main rotor system?
✔✔ To absorb oscillations and improve comfort and stability
Why is torque tube alignment important in a helicopter?
✔✔ To ensure proper control input transmission and prevent binding
3
