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Flashcards in Powerplant and Landing Gear Deck (30)
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1
Q

Radar Altimeter can provide AGL altitude information from 20ft to…

A

2500ft

2
Q

Nose and main landing gear are retracted and extended by hydraulic actuators which receive fluid under pressure from a__________ located in the _______leading edge

A

electrically driven pump, left wing

3
Q

Gear pressure is maintained between _____ and _____ psi.

A

1550, 2000

4
Q

An ______ located on the instrument panel illuminates when power is applied to the motor.

A

amber light

This light will remain on during retraction/extension

5
Q

The nose actuator has an internal_____that provides a positive downlock for the nose gear.

A

mechanical lock

6
Q

Gear is held in the “up” position by ______.

A

system pressure

7
Q

Power plant ___ stage Axial flow, __stage centrifugal flow xompressor driven by a single stage reaction turbine

A

3, 1

8
Q

Accessory gear drives: LP Pump, HP pump, FCU, Oil Pump, refrigerant compressor, ____generator, and ____ transmitter

A

starter, tachometer

9
Q

Power turbine is a __stage reaction turbine; counter rotating with the compressor turbine.

A

2

10
Q

Power Turbine drives: _____

A

reduction gear, prop governor, overspeed governor, prop tachometer, torque transmitter

11
Q

The Propeller reduction gearbox converts____ speed low torque energy from the power turbines into low speed ____ torque energy to drive the propeller.

A

high,high

12
Q

What is the gear ration in the 2 stage planetary reduction gear (33,000-2000rpm)

A

15:1

13
Q

ITT Red line ?

A

750degrees C

14
Q

Torquemeter 400ft-lbs to __

A

2230ft-lbs

15
Q

Red line of Propeller Tachometer

A

2000rpm

16
Q

Oil Pressure Min?

A

60psi

17
Q

Oil pressure Max?

A

200psi

18
Q

Stby Boost pumps 3 functions?

A
  1. Serve as backup for engine-driven fuel boost pump
  2. to pump av-gas when flying above 25,000 ft
  3. to pump during crossfeed
19
Q

What is limitation of hours you can use av-gas?

A

150

20
Q

RPM indicated as __

A

N1

21
Q

N1 must be above___ to energize the compressor for air conditioning. (high idle on ground)

A

62%

22
Q

Cabin is heated by engine compressed___

A

bleed air.

23
Q

Engine RPM (N1) (percentage of design 100%rpm )

A

how fast engine is turning

24
Q

Np (prop RPM)

A

revolution of actuated propellers

25
Q

Nitrogen bottle Limitation? (For manuel gear extension)

A

1000-1500

26
Q

Should the yaw damper be used for take off and landing?

A

NO

27
Q

What disconnects stall warning system when aircraft is on the ground?

A

squat switch on left main gear

27
Q

What disconnects stall warning system when aircraft is on the ground?

A

squat switch on left main gear

28
Q

What is transducer vane for? And is it heated?

A

Stall warning, yes

28
Q

Max ITT for PT6-42?

Max ITT for PT6-41?

A

755

700