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AS350B2 > Limitations > Flashcards

Limitations Flashcards

1
Q

The absolute VNE for power on is ______ at zero pressure-altitude.

At higher altitudes, this speed is to be reduced by ______.

A

The absolute VNE for power on is 155 kts at zero pressure altitude.

At higher altitudes, this speed is to be reduced by 3 kts/1000’

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2
Q

In temperatures below -30, ___ kts must be subtracted from the VNE (power on)

A

10 kts

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3
Q

The absolute power off VNE is ______ at zero pressure altitude.

At higher altitudes, this speed is to be reduced by _____ .

A

The absolute power off VNE is 125 kts at zero pressure altitude.

At higher altitudes, this speed is to be reduced by 3 kts/1000’

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4
Q

In temperatures below -20, ____ kts must be subtracted from the power off VNE

A

20 kts

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5
Q

The maximum substantiated pressure altitude is _______ feet

A

20,000’

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6
Q

Minimum operating temperature is _____

A

-40 degrees

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7
Q

NR power on on the ground at low pitch must be ______ rpm.
NR power on in stabilized flight must be ______ rpm.

A

On the ground at low pitch: 380+/- 5 rpm

In stabilized flight: 390 +4/-5 rpm

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8
Q

What is the maximum internal gross weight?

A

4961 lbs

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9
Q

What is the maximum NR for using the rotor brake? What is the recommended speed?

A

170 NR maximum, 140 NR recommended

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10
Q

What is the minimum time between periods of applying the rotor brake?

A

5 Minutes

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11
Q

What is the NG transient?

A

Ng = 107.5% for less than 5 seconds
△Ng = +6 for less than 5 seconds

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12
Q

What is the NG max takeoff limit?

A

Without P2 Air: △Ng = 0
With P2 Air: △Ng = -0.6

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13
Q

What is the maximum continuous NG?

A

Ng = 98%
△Ng = -3.5

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14
Q

What is the maximum t4 for engine starting?

A

795 degrees C

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15
Q

What is the t4 transient during engine start?

A

865 degrees C for no more than 5 seconds

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16
Q

What is the t4 maximum on takeoff?

A

845 degrees C

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17
Q

What is the t4 max continuous?

A

795 degrees C

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18
Q

What is the free turbine speed maximum continuous (equivalent)?

A

417 rpm

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19
Q

What is the free turbine speed transients?

A

5 seconds max
Minimum 330 rpm
Maximum 463 rpm

20
Q

When does the NR low horn sound? Is the sound intermittent or continuous?

A

Below 360 rpm, continuous

21
Q

When does the NR high horn sound? Is the sound intermittent or continuous?

A

Above 410 rpm, intermittent

22
Q

What are the conditions for using gasoline in the tank?

A

-Within 1 period of time within overhauls, no more than 25 hours flown on gas
-Add 2% lubricating oil if possible
-Hp up to 1500’
-Fuel temp up to 30 degrees C

23
Q

What is the maximum engine oil pressure outside of the starting sequence?

A

5 Bar

24
Q

What is the minimum engine oil pressure when between 70-85% Ng?

A

1.3 Bar

25
Q

What is the minimum engine oil pressure above 85% Ng?

A

1.8 Bar

26
Q

What is the maximum engine oil temperature?

A

115 degrees C

27
Q

What is the minimum engine oil temperature before power application?

A

0 degrees C

28
Q

What should the voltage normally be?

A

26V-29V

29
Q

What is the maximum voltage?

A

31.5V

30
Q

What is the maximum current?

A

150A

31
Q

What is the nose up slope limitation?

A

10 degrees

32
Q

What is the nose down slope limitation?

A

6 degrees

33
Q

What is the sideways slope limitation?

A

8 degrees

34
Q

What is the cooling time required between starts if the first start failed?

A

1 minute followed by 30 seconds crank

35
Q

What is the maximum distributed weight load on the rear cabin floor?

A

682 lbs

36
Q

What is the maximum distributed weight on the left hand forward cabin floor?

A

330 lbs

37
Q

What is the maximum distributed weight in the rear baggage bay?

A

176 lbs

38
Q

What is the maximum distributed weight in the left hand baggage bay (gull wing)?

A

264 lbs

39
Q

What is the maximum distributed weight in the right hand baggage bay (gull wing)?

A

220 lbs

40
Q

What is does the red with white hatching on the airspeed indicator signify?

A

VNE Power Off (125 knots)

41
Q

What does the red line on the airspeed indicator signify?

A

VNE Power On (155 knots)

42
Q

What is the power off NR limitations?

A

minimum 320
maximum 430

43
Q

What is the maximum continuous torque?

A

94% when above 40 knots airspeed
100% when below 40 knots airspeed

44
Q

What is the torque transient?

A

107% for 10 seconds

45
Q

What is the maximum OAT for operating?

A

50 degrees

46
Q

What is the maximum external gross weight?

A

5512 lbs

AS350B2 (3 decks)

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