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Astar AS 350 B2,3 > Astar B2/3 > Flashcards

Astar B2/3 Flashcards

1
Q

What is the B2 engine model and HP limits?

A

Arriel 1D1
T/O power - 732hp
MCP - 625hp

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2
Q

What is the B2 max gross weight?

A

Internal - 4961 lbs
External - 5512 lbs

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3
Q

What is the B2/3 vne power on and off?

A

Power on - 155kts
Power off - 125kts

*-3kts per 1000’ pa
-20kts when oat -20°c B2
-10kts oat -30°c B3

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4
Q

What is the B2 service ceiling?

A

20,000’ pa

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5
Q

What are the B2/3 main rotor limits, power on and off?

A

Power off - 320-430 rpm
Stabilized flight - 390 +4/-5

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6
Q

When does the horn for low and high rotor rpm come on?

A

Low - 360
High - 410

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7
Q

At what rpm should the rotor brake be used?

A

High winds - 170rpm
Normal - 140rpm
Recommended - 100rpm

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8
Q

What are the B2 torque limits?

A

Max take off - 100%
MCP less than 40kts - 100%
MCP more than 40kts - 94%
Max transient - 107% 10s

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9
Q

What are the B2 T4 start limits?

A

Max start - 795°
Max transient start - 865° 5s

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10
Q

What are the B2 T4 flight limits?

A

Max continuous - 795°
Max takeoff - 845°

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11
Q

What are the B2 NG limits?

A

Max continuous - (-3.5.Δ) 98%
Max takeoff (5 min)
- no bleed air (0Δ) 101.8%
-bleed air (-0.6Δ)
Transient - (6Δ) 107.5%

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12
Q

What are the B2 oil temp and press limits?

A

Max temp 115°
Press 70-80% NG - 1.3 bar
Press above 85% NG 1.8 bar
Max 5bar

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13
Q

What are the B2 NF limits?

A

Min - 320 rpm
Normal operating - 330-417
Max continuous - 417 rpm
Max transient - 463 (5sec)

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14
Q

What are the B2/3 cargo limits?

A

Pilot side - 220lbs
Copilot - 264lbs
Aft - 176lbs

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15
Q

What are the B2/3 floor weight limits?

A

Front floor - 330lbs
Rear floor - 682lbs

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16
Q

What is the B2 fuel data?

A

Max fuel - 143gal
Burn rate - 45 gph
Low fuel - 15.8 gal (18 min)
Anti ice add - 0°c

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17
Q

What are the B2/3 slope and wind limits?

A

6° nose down
8° lateral
10° nose up

40kts any direction 50kts headwind

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18
Q

What is the B2/3 length and height?

A

Total length - 42.45’
Height - 11’

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19
Q

What is the B2/3 stinger, tail rotor, and belly clearance?

A

Stinger - 2.4’
Tail rotor - 3.0’
Belly - 2.0’

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20
Q

What is the main and tail rotor diameter for the B2/3?

A

Main - 35
Tail - 6.1’

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21
Q

What is the B3 engine model and HP?

A

Arriel 2B
Max takeoff - 847hp
MCP - 728hp

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22
Q

What are the B3 max weight limits?

A

Internal - 4961 lbs
External - 6173 lbs

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23
Q

What is the B3 service ceiling?

A

23,000’ pa

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24
Q

What are the B3 torque limits?

A

Max take off - 100%
Continuous less than 40kts - 100%
Continuous more than 40kts - 92.7%
Transient (10s) 104%

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25
Q

What are the T4 limits for B3 during start?

A

Max start - 750°
Max transient (10s) 865°

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26
Q

What are the T4 limits for the B3 in flight?

A

Max continuous - 849°
Max take off - 915°

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27
Q

What are the NG limits for the B3?

A

Max continuous - (-4Δ) 97.1%
Max take off (5min)
- no bleed air (0Δ) 101.1%
- bleed air (-4Δ) 97.1%
Max continuous more than 70kts - (-4Δ) 94.8%
Max transient - (1Δ) 102.3%

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28
Q

What are the B3 oil press and temp limits?

A

Max temp - 115°
Oil press above 85% NG - 1.1 bar
Max press - 6 bar

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29
Q

What are the B2/3 electrical limits?

A

Normal range - 26-29 volts
Max volts - 31.5
Max amps - 150
Min start/abort - 22v/15v

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30
Q

What are the first limit indicator limits on the B3?

A

Max continuous - 9.6
Takeoff zone - 9.6-10
Max takeoff - 10
Max transient - 10.4 (5sec)
*Gong at 10

31
Q

What are the B3 NF limits?

A

Min - 349rpm
Normal - 349-418rpm
Max continuous - 418rpm
Max transient - 450rpm (5sec)

32
Q

What is the B3 fuel data?

A

Max - 143gal
Burn rate - 48gph
-15.8gal low fuel light (18 min)

33
Q

B2 Engine failure EP

A
  • set low collective pitch
  • monitor and control rpm
  • establish airspeed ~65kts
  • fuel flow control to shutdown
  • depending on cause of failure
    • re-light engine
    • otherwise: close fuel shutoff, boost pumps off, generator, alternator, electrical master off if burning smell
34
Q

B2 re-light procedure

A
  • Boost pumps on
  • generator on
  • NG bellow 30%, normal start procedure.
35
Q

B2 Governor failure - low side

A
  • Establish auto at ~65kts
  • advance fuel into emergency sector
  • establish 70% NG
  • increase collective to 350rpm if necessary
  • increase fuel until rpm 380rpm
36
Q

B2 Governor failure - high side

A
  • NG, T4, NR increase
  • do not reduce collective
  • reduce fuel until rotor speed is center of green arc
  • continue flight ( any adjustment to collective will need a fuel flow adjustment)
37
Q

B2 Engine fire during start

A
  • Close fuel shut off, rotor brake if needed
  • booster pumps off
  • crank for 10 seconds then battery off
  • use nearby extinguisher to fight fire
38
Q

B2 Fire in flight

A
  • enter auto
  • close fuel shut off
  • booster pumps, generator, alternator off
  • electrical master off if smell of burning
39
Q

Smoke in cabin

A
  • Heater off
  • Electrical master off
  • after smoke has cleared set all switches off
  • reset battery to on
  • reset master
  • generator on check voltage
  • circuits on one by one until malfunction is identified
40
Q

B2 Tail rotor control failure

A
  • 70kts level flight
  • press hyd test to depressurize yaw load compensator, rest after 5 sec
  • make a shallow approach with a left side slip
  • perform run on landing (side slip will reduce as power is applied)
41
Q

B2 Low oil pressure

A
  • test warning light panel ENG P
  • light does not illuminate
    • if torque is too low: enter autorotation
    • if torque is correct: land ASAP
  • light does illuminate
    • if torque is too low: land ASAP
    • if torque is correct: land as soon as practical, monitor eng. P. Light
42
Q

B2 NG indicator failure

A
  • do not exceed torque
  • keep T4 bellow:
    • bellow 15° 730°
    • above 15° 750°
43
Q

Torque meter failure

A
  • Do not allow NG to rise above chart limits
44
Q

B2 T4 failure

A

-comply with NG limits
- do not start

45
Q

Hyd light

A
  • set a/s 40-60kts
  • collective hyd switch off
  • shallow approach to no hover landing or around 10kts
46
Q

MGB. P. Warning light

A
  • Reduce power
  • Land ASAP
47
Q

MGB. T. Warning light

A

-Test advisory panel for MGB. P.
- light does not illuminate, follow MGB. P. EP
- light does come on, land and check oil, if oil is normal fly to nearest base.

48
Q

Bat. T. Warning light

A
  • isolate battery
  • land ASAP
49
Q

B2 ENG. P. Light

A
  • Reduce power
  • Check pressure indicator:
    • if pressure is low, read torque meter
      • torque low, shut down engine
      • torque normal, land immediately.
  • if pressure and torque are correct, land as soon as possible.
50
Q

Gen. Light

A
  • test voltage
  • check push button
  • attempt reset
  • shed least essential
  • land as soon as practical
51
Q

Batt. Light

A
  • check push button
  • keep watch of voltage
  • continue flight, according to circumstances
52
Q

Fuel light

A
  • fuel less than 15.8 gallons(18 min)
  • avoid large attitude changes
53
Q

Door light

A
  • reduce speed 120kts
    -Land if possible or continue flight at lower speed
54
Q

ENG. chip

A
  • land as soon as possible
55
Q

F Filt.

A
  • reduce power
  • if light goes out continue flight at reduced power
  • if light remains on land asap
56
Q

CHIP. TGB

A
  • Continue flight, avoid prolonged hovering
57
Q

CHIP. MGB

A
  • reduce power
  • Monitor MGB. P, MGB. T. Light
  • if either light comes on follow appropriate EP
58
Q

B2 FUEL P. Light

A
  • check fuel pressure
  • if pressure normal, one pump is faulty: continue flight
  • if pressure zero, both pumps are faulty: continue flight bellow 5000’
59
Q

B3 engine failure

A
  • Establish auto ~65kts
  • flight selector to off
  • according to cause:
    • relight engine
  • Otherwise:
    • fuel shut off: off
    • generator, alternator, electrical master off(if smell of burning)
60
Q

B3 re-light procedure

A
  • Boost pump: on
  • NG bellow 5%
  • Gov warning lights out
  • normal start
  • boost pump off
61
Q

B3 engine fire on start

A
  • fuel shut off: off
  • booster pumps: off
  • crank for 10s
  • use extinguisher to fight fire
62
Q

B3 engine fire in flight

A
  • enter auto
  • fuel shut off valve: off
  • Gen/alt: off
  • electrical master off if smell of burning
63
Q

B3 low oil pressure

A
  • test advisory panel ENG P
  • Light does not come on
    • shut down engine and auto
  • Light does come on
    • land ASAP
64
Q

B3 VEMD screen failure

A
  • select failed screen off
65
Q

B3 VEMD double display failure

A
  • Select power setting required for level flight
  • land without hovering
66
Q

B3 NG indicator failure

A
  • Maintain torque within limits
  • do not exceed 810° T4
67
Q

B3 Torquemeter failure

A

-Do not allow NG to exceed NG % on chart

68
Q

B3 T4 indicator failure

A
  • comply with NG limits
  • turn off heating
  • do not attempt to start
69
Q

B3 gov failure

A
  • check flight parameters
  • keep NR in green
  • unlock flight detent (twist grip)
  • fly approach at 40kts, allow NR to droop to settle to ground upon reaching a hover
70
Q

B3 ENG. P light

A
  • Reduce power
  • check oil pressure indicator:
  • if pressure low, shut down and perform autorotation
  • if pressure correct, land ASAP
71
Q

B3 gov light (amber)

A
  • governing function degraded
  • avoid abrupt power changes
72
Q

B3 fuel P light

A
  • reduce power
  • boost pump on
  • land ASAP
73
Q

When is the dog bone flexible and rigid?

A
  • Flexible in shear
  • Rigid in compression
74
Q

Vne and max alt for floats

A
  • max altitude - 6,600’ agl
  • max inflation speed - 75kts
  • max speed inflated - 95kts

Astar AS 350 B2,3 (1 decks)

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