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SAAB 340B > SAAB 340B Flight Controls > Flashcards

SAAB 340B Flight Controls Flashcards

1
Q

How are the primary controls operated?

A

Mechanically

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2
Q

How are the trims operated?

A

Electrically

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3
Q

How are the flaps operated?

A

Hydraulically

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4
Q

What joins the ailerons together?

A

Aileron Interconnect unit

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5
Q

What makes up the Interconnect unit?

A

A friction device to hold the two ailerons together

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6
Q

How can the ailerons be reconnected after the roll disconnect has been pulled?

A

Only by maintenance on the ground

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7
Q

Which elevator trim moves when the yoke mounted trim switch is moved?

A

Both main and standby

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8
Q

What allows main and standby trims to operate together?

A

Pitch trim synchronizer

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9
Q

How are the main and standby trims separated?

A

By operating the Standby trim switches

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10
Q

Which side aileron trim is operated when main trim is used?

A

Left side

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11
Q

Which side aileron trim is operated if Standby trim is used?

A

Ride side

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12
Q

How are the Main and Standby trims tied together?

A

Pitch Rest button

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13
Q

How does the GUST LOCKS prohibit takeoff while engaged?

A

Power lever movement is restricted

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14
Q

If takeoff is attempted with the pitch trims outside the green arc what happens?

A

Master warning and CONFIG CWP

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15
Q

A stall warning is provided by what simultaneous indications?

A

Aural Clacker, Stick Shaker

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16
Q

At stall threshold what happens?

A

Stick Pusher activates

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17
Q

How much pressure does the Stick Pusher generate?

A

80 pounds of force

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18
Q

What lights will illuminate as the stick pusher activates?

A

PUSH 1 and PUSH 2 on both sides of panel

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19
Q

How is the Stick Pusher overridden?

A

Overpowering the 80 pounds of force

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20
Q

How is the Stick Pusher deactivated?

A

Reduce the Angle of Attack

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21
Q

How is the Stick Pusher deactivated?

A

Pressing the PUSHER DISARM button

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22
Q

Can the Pusher System be rest after deactivation by the flight crew?

A

No, maintenance action is required to reset

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23
Q

What angle does the Stick Pusher move the elevator to?

A

4 degrees nose down

24
Q

When is the Stick Pusher inhibited?

A

On the ground

25
Q

When is the Stick Pusher inhibited?

A

After takeoff for 7 seconds

26
Q

When is the Stick Pusher inhibited?

A

Load factor less than 0.5 g

27
Q

How long is the Stick Pusher sustained for?

A

As long as excessive AOA, Load factor less than 0.5 g

28
Q

What does STALL FAIL CWP light indicate?

A

Faults detected in a stall warning/ident computer

29
Q

What is the purpose of the rudder limiter?

A

Limits rudder travel at high speeds

30
Q

What are the speeds and travel limits of the Rudder Limit system?

A

Full travel (up to 30 deg) 150 KTS

31
Q

What are the speeds and travel limits of the Rudder Limit system?

A

Intermediate travel (up to 15 deg) 150-200 KTS

32
Q

What are the speeds and travel limits of the Rudder Limit system?

A

Minimum travel (up to 5.7 deg) above 200KTS

33
Q

What is the purpose of the RUD LIM OVRD switch?

A

Allows full travel by retracting limiter mechanism

34
Q

What kind of flaps does the aircraft have?

A

Single panel Fowler

35
Q

Each flap is operated by a single hydraulic actuator which incorporates what fail-safe design?

A

Prevents flap retraction if hydraulic pressure fails, but will permit blow-back during excessive airspeeds in order to prevent flap damage

36
Q

What keeps flaps from split flap condition?

A

Mechanical interconnection

37
Q

What are the flap detent settings?

A

0, 7, 15, 20, 35 degrees

38
Q

What is indicated by a FLAPS CWP light?

A

Electrical fault in flap control system

39
Q

What is indicated by a FLAPS CWP light?

A

Sustained disagreement with left flap and handle

40
Q

What is indicated by a FLAPS CWP light?

A

Flaps test switch activated

41
Q

What position does the Gust lock fail?

A

Disengaged

42
Q

Amber GUST LOCK light?

A

Rudder gust lock remains engaged after GUST LOCK handle is released

43
Q

Is the Rudder gust lock electric or mechanical?

A

Electrical

44
Q

How must the rim switches be operated?

A

Both switches must be moved together

45
Q

Which pitch trim switches override the other?

A

Captain overrides FO

46
Q

What does the CONFIG CWP light indicate on T/O?

A

Pitch trims out of green arc

47
Q

What does the CONFIG CWP light indicate on T/O?

A

Condition Levers not Max

48
Q

What does the CONFIG CWP light indicate on T/O?

A

Flaps beyond 15 deg

49
Q

Are the aileron and elevator gust lock electric or mechanical?

A

Mechanical

50
Q

What settings are the gates located on retraction?

A

7 and 20 degrees

51
Q

What is being checked when the stall test switches are both pushed down?

A

.5 g sensor, pusher does not activate

52
Q

When testing stall system what is being checked?

A

PUSH lights

53
Q

When testing stall system what is being checked?

A

Aural Clacker

54
Q

When testing stall system what is being checked?

A

Stick shaker

55
Q

When testing stall system what is being checked?

A

Both switches up, stick pusher and PUSH 1 and 2

56
Q

When testing stall system what is being checked?

A

Both switched down, pusher does not activate

SAAB 340B (8 decks)

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