Flight Controls And Hydraulics Flashcards
When pushing right pedal, the thrust/pitch of the tail rotor thrust is _______ causing the nose of the aircraft to turn right.
Decreased
Are cyclic and collective control inputs independent of each other?
Yes
The component the picture of the graphic below increases hydraulic fluid pressure to provide being The forces to move the actuators. What is the component?
Hydraulic pump
Which axis of the helicopter does the cyclic control?
Roll, Pitch, Lateral, Longitudinal
Which component provides a constant resistance in the pedals to prevent over control of the tail rotor?
Yaw brake
What are the cautions associated with operating the hydraulic test switch? HYD Test switch ______ ______ _______ operated during flight observe __ __ limits during hydraulic test.
Must not be, MM
Select the correct button on the cyclic:
AP MD DCPL (autopilot mode decouple) Cancels all upper modes and reverts to ATT mode when pressed for less than 1 second.
The three types of flight controls used to fly the helicopter are the _____, _____, and the ______.
Cyclic, collective, anti-torque pedals
When pushing right pedal, which direction will the helicopter turn around the yaw access?
Right
Select:
Four-way directional control switch that extend and retract the searchlight
Which flight control allows the pilot to counteract main rotor torque and control the helicopter around the yaw access?
Anti-torque pedals
Select:
Wiper switch, allowing for a single swipe of the wiper blade
Select:
Go around GA load button, used in case of a missed approach
Which component drives the hydraulic pumps?
Main transmission
What component acts as the yaw stability augmentation system SAS for the UH – 72a increasing aircraft stability by dampening disturbances due to wind, turbulence.
SEMA
During extended ground operations, and while conducting the automatic flight control system AFCS test during run up, the collective must be secured with the ________.
Collective lock
Which flight control allows the pilot to change the pitch and roll (bank angle) of the aircraft?
Cyclic
The cyclic controls ______ attitude with fore and aft movement of the cyclic and the left and right tilt of the main rotor with lateral (left and right) movement.
Pitch
When pushing left pedal, which direction will the helicopter turn around the yaw axis?
Left
Which component transmits the three amplified main rotor control signals to the swash plate?
Mixing lever assembly
Which component transmits the pilots fly control movements to the hydraulic actuators?
Flex ball cable
Which flight control changes the blade pitch equally on all four main rotor blades?
Collective
What’s up component of the number 2 hydraulic system boosts the control signals from the pedals to reduce pilot workload?
Tail rotor actuator
Which component transmit flight control signals from the swash plate to the main rotor blades?
Pitch change link
Which hydraulic system boosts the tail rotor controls?
2
When pushing left pedal, the thrust/pitch of the tail rotor thrust is______ Causing the nose of the aircraft to turn left.
Increased
