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How are the primary flight controls operated? 8-1
Mechanically
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How are the Trims operated? 8-1
Electrically
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How are the Flaps operated? 8-1
Hydraulically
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What joins the ailerons together? 8-1
Aileron Interconnect unit
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Which side aileron trim is operated when the main trim is used? 8-1
Left side
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Which side aileron trim is operated if the Standby trim is used? 8-1
Right side
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What makes up the Interconnect unit? 8-2
A friction device to hold the two ailerons together
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How can the ailerons be reconnected after the roll disconnect has been pulled? 8-2
Only by maintenance on the ground
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How are the two elevators joined together? 8-2
Elevator Interconnect unit
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Which elevator trim moves when the yoke mounted trim switch is moved? 8-4
Both main and standby when PITCH TRIM is synched
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What allows the main and standby trims to operate together? 8-4
The pitch trim synchronizer
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How are the Main and Standby trims separated from each other? 8-4
By operating the Standby trim switch
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How are the main and Standby trims tied together? 8-4
Pitch trim synchronizer
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If the left control wheel trim switch is operated and the right wheel switch operated in the other direction how do the trims respond? 8-5
The Captain’s trim will override the FO’s trim
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When would you get a CONFIG CWP light? 8-6 (Also Warning Systems)
- During T/O when:
- Pitch trims are out of takeoff range, “green arc”
- Condition levers not at Max
- Flaps are beyond 15º
- When attempting to start the #1 engine and the FI Stop Override switch is pulled.
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If takeoff is attempted with the trims outside of the green arc what happens? 8-6
- Master Warning,
- CONFIG CWP,
- and Intermittent Horn
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A stall warning is provided by what simultaneous indications? 8-6
- An Aural Clacker
- A Stick Shaker
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At Stall Threshold what happens? 8-6
The Stick Pusher activates
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How much pressure does the Stick Pusher generate? 8-6
80 pounds of force
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What lights will illuminate as the Stick Pusher activates? 8-6
PUSH 1 and PUSH 2 on both sides of the panel
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How is the Stick Pusher Overridden? 8-6
By overpowering the 80lbs of force
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What are the 3 warning signs of a stall? 8-6
- Stick shaker,
- clacker,
- and push lights
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How is the Stick Pusher deactivated? 8-7
- Reduce the Angle of Attack
- Pressing the PUSHER DISARM button
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What is being checked when the stall test switches are both pushed down? 8-7
The .5g sensor is functioning properly, and the pusher does not activate
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When testing the stall system what is being checked? 8-7
- Associated PUSH light illuminates
- Aural alert (clacker)
- Stick shaker
- With both switches up stick pusher activates along with PUSH 1 and PUSH 2
- With both switches down pusher does not activate with PUSH 1 and PUSH 2
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How can the Pusher System be reset after deactivation? 8-7
Only by maintenance
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When is the Stick Pusher inhibited? 8-7
- While on the ground
- After takeoff for 7 seconds
- Anytime load factor is less than .5g
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What angle does the Stick Pusher move the elevator to? 8-7
4º nose down
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How long is the Stick Pusher sustained for? 8-7
- As long as the excessive AOA exist
- Load factor less than .5g
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What does a STALL FAIL CWP light indicate? 8-8
A fault detected in a stall warning/ident computer
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What is the purpose of the Rudder Limiter? 8-11
To limit rudder travel at high airspeeds
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What are the speed and travel limits of the Rudder Limit system? 8-11
- Full travel (up to 30º) at speeds up to 150 knots
- Intermediate travel (up to 15º) at speeds between 150-200 Knots
- Minimum travel (up to 5.7º) at speeds above 200 Knots
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What does a RUDDER LIMIT CWP light indicate? 8-11
Discrepancies between monitored Airspeeds or an improperly positioned limiting mechanism
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What is the Purpose of the RUD LIM switch? 8-11
In OVRD, allows full rudder travel by retracting rudder limiting mechanism
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What is ‘Flap blow-back’? 8-13
A design feature that allows the flaps to retract at excessive airspeeds in order to prevent flap damage.
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Are the flaps operated as a single unit? 8-13
No, they are 2 individual flaps operated by a single HYDR. actuator for each flap
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What keeps the flaps from a split flap condition? 8-13
A mechanical Interconnection
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What are the flap detent settings? 8-14
0, 7, 15, 20, and 35 degrees
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What is indicated by an illuminated FLAPS CWP light? 8-14
- Failure of the flap controller
- Disagreement between Flap handle selection and left Flap position
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Does a split flap automatically trigger a FLAPS CWP light? 8-14
No, if the left flap agrees then no light
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If the flap controller fails what are the indications? 8-14
- FLAPS CWP light
- Master Caution
- Flaps become locked in position without further control
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With a flap controller failure how could the crew verify flap position? 8-14
By use of the flap angle marks on the flap
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At what settings are the gates located during flap retraction? 8-14
7 and 20 degrees
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What position do the Gust locks fail to? 8-18
Unlocked
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How do the GUST LOCKS prohibit Takeoff while engaged? 8-18
Power lever movement is limited
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When would you get a GUST LOCK CWP light? 8-18
When the Gust Lock is released and the rudder fails to unlock
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Are the aileron and elevator gust locks electric or mechanical? 8-18
Mechanical
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Is the Rudder gust lock electric or mechanical? 8-18
Electrical
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How are the trim switches operated?
Both switches must be moved together
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