BV 107-II Systems (Flight Controls)

Question 1

Name the five flight control sections

Answer 1

*Cockpit Controls
*Lower Controls
*Forward Upper Controls
*Tunnel Controls (Cable Installation)
*Aft Upper Controls

Question 2

Cockpit Controls

Answer 2

A series of control rods and bellcranks that connect the LH and RH pilot pedal boxes to each other, and output into the lower control area. A longitudinal stick position indicator located on the RH side canted console. An RVDT (Droop Eliminator) is connected to the LH pilot collective control.

Question 3

Lower (closet) Controls

Answer 3

Lower controls consist of the following:
*Magnetic Brakes
*Centering Springs
*Viscous Dampers
*Collective Down Rate Limiter
*Balance Springs
*Lower Stick Boost Actuators
*SAS Extensible Links
*Mixing Unit

Question 4

Forward Upper Controls

Answer 4

*Collective Pitch Upper Boost Actuator
*Yaw Roll Upper Boost Actuator
*Mixing Bellcranks and Yokes
*Swashplate Links

Question 5

Control Cable Installation

Answer 5

*Walking beam assemblies
*Turnbuckle Barrels
*Collective Pitch Cable
*Fairleads
*Yaw Roll Cable

Question 6

Aft Upper Controls

Answer 6

*Rods and Bellcranks
*Collective Pitch Upper Boost Actuator
*Yaw Roll Upper Boost Actuator
*Mixing Bellcranks and Yokes
*Swashplate Links
*Speed Trim Actuator