ATA 27 Flight Controls

Question 1

After the Roll Disconnect handle has been pulled, which pilot has aileron control?

Answer 1

The FO

Question 2

Which part of the Roll control system provides feedback feel to the control wheels?

Answer 2

The Ailerons (no feel provided by the spiloers)

Question 3

What would be the indication if the servo valve in the Inboard Roll Spoiler Actuator should be stuck?

Answer 3

SPLR 1 switchlight illuminates - PUSH OFF

Question 4

What are the conditons that must be met to extend the Roll Spoilers in Ground Mode?

Answer 4

WoW on all wheels

Question 5

How can the roll spoilers be retracted after landing?

Answer 5

By the means of the SPOILERS-FLIGHT/TAXI switch on the glareshield panel

Question 5

How can the roll spoilers be retracted after landing?

Answer 5

By the means of the SPOILERS-FLIGHT/TAXI switch on the glareshield panel

Question 6

How is feedbask feel provided in the rudder system?

Answer 6

Springtab on the elevator

Question 7

What is the reason for reducing rudder actuator pressure at speed above 140 kts IAS?

Answer 7

Reduce rudder sensitivity at higher arispeeds

Question 8

If a jam should occur in the servo valve of the #1 Rudder Actuator what vould be the indication and what should be done?

Answer 8

RUD 1 switchlight illuminates - PUSH OFF (lPOWERED FLIGHT CONTROL SHUTOFFS)

Press the illuminated switchlight to depressurize the affected actuator

Question 9

How many ways can the elevators be trimmed?

Answer 9

3 ways

• Manual trim wheel
• Autopilot trim actuator
• Elevator standby trim system

Question 10

What is the procedure for engaging the elevator gust lock when parking the aircraft in high wind conditions?

Answer 10

The Gust Lock locks the elevators in their fully down position

Question 11

What is done to prevent the flaps from being forced up by the winds if hydraulic pressure is lost?

Answer 11

FLAP POWER UNIT - FPU

Arrests movement when the selected flap position is reached or in the event of loss of hydraulic pressure to the flap system

Question 12

What would be the indication be if one of the screwjacks in hte flap system jams and how can a release be atempted?

Answer 12

FLAP DRIVE

Question 12

What would be the indication be if one of the screwjacks in hte flap system jams and how can a release be atempted?

Answer 12

FLAP DRIVE

Question 13

How is hydraulic power provided for flap retraction after takeoff following a failure of the #1 engine?

Answer 13

Standby Power Unit (SPU)

Question 14

How is an impending stall indicated?

Answer 14

• 100:
• Stickshaker
• Visual indication of speed relative to stall speen (1,3 x Vs)
• 300:
• Stall warning/ stick pusher system

Question 15

What power are used for heating the stall warning transducers?

Answer 15

28 VDC on ground, 115 VAC airborne

Question 16

What would happen if the Stall Warning Test Switch is held towards the TEST 2 position?

Answer 16

• Activates both stick shakers

- SLOW indication is provided on the associated speed control indicator on the EADI

Question 17

What does the Fast/Slow indication tell you?

Answer 17

Your speed in relation to 1,3 x Vs