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AS350B2 > Limitations > Flashcards

Limitations Flashcards

1
Q

Power Plant

A

Turbomeca Arriel 1D1 (732 SHP)

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2
Q

Overall Length

A

42.45’

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3
Q

Main Rotor Diameter

A

35.07’

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4
Q

Tail Rotor Diameter

A

6.1’

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5
Q

Skid Width

A

7.48’

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6
Q

Skid Length

A

10.48’

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7
Q

Max Gross Weight Internal

A

4961 lbs

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8
Q

Max Gross Weight External

A

5512 lbs

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9
Q

Max Cargo Swing Load

A

2557 lbs

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10
Q

Max Cargo Sling Load

A

1660 lbs

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11
Q

Max Wt Rear Cabin Floor

A

682 lbs

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12
Q

Max Wt Fwd LH Cabin Floor

A

330 lbs

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13
Q

Max Distributed Load Rear Hold

A

176 lbs

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14
Q

Max Wt Left Hold Standard

A

264 lbs

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15
Q

Max Wt Left Hold Squirrel Cheeks

A

430 lbs

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16
Q

Max Wt Right Hold Standard

A

220 lbs

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17
Q

Max Wt Right Hold Squirrel Cheeks

A

386 lbs

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18
Q

Max Wt Utility Basket

A

200 lbs

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19
Q

Max Altitude

A

20,000’ pA

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20
Q

Min Ops OAT

A

-40°C

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21
Q

Max Ops OAT

A

ISA +35°C limited to +50°C

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22
Q

Max Rotor Blade De-Icing Fluid Temp

A

80°C

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23
Q

Max Slope Nose Up

A

10 Degrees

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24
Q

Max Slope Nose Down

A

6 Degrees

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25
Q

Max Slope Sideways

A

8 Degrees

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26
Q

VNE Power ON doors closed

cold wx ops

A

155 kts minus 3 kts /1000’

- 10 kts when Temp < -30C

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27
Q

VNE Doors OFF (check config)

A

VNE or 100-110 kts whichever is less

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28
Q

VNE External Load Cargo Swing/Sling

A

80 kts

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29
Q

VNE Power OFF (Auto Max)

A

125 kts minus 3 kts /1000’

reduce by 20 kts when OAT < -20C min 65 kts

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30
Q

Nr Power ON - on the ground at low pitch

A

380 +/- 5 rpm

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31
Q

Nr Power ON - in flight

A

390 +4/- 5 rpm

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32
Q

Nr Min-Max Power OFF min-max

A

320 - 430 rpm

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33
Q

Nr Avoid Steady Range during acceleration

A

300 - 320 rpm

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34
Q

Nr Horn - Intermittent

A

above 410 rpm

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35
Q

Nr Horn - Steady

A

below 360 rpm

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36
Q

Rotor Brake - Max Rotor Speed/Nominal

A

170 rpm/140 rpm

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37
Q

Rotor Brake - Min Time between Application

A

5 min

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38
Q

Max Torque with Airspeed < 40 kts continuous

A

100% Tq

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39
Q

Max Transient Torque with Airspeed < 40 kts

A

107% Tq / 10 sec

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40
Q

Max Torque with Airspeed > 40 kts continuous

A

94% Tq

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41
Q

Ng Start-up Fuel Introduction

A

10% Ng

0% Ng when OAT < 0°C

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42
Q

Ng Starter Release

A

40-45% Ng

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43
Q

Ng for Pre Shut-Down Idle Cool Down

A

67-70% Ng for 30 sec

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44
Q

Ng Max Continuous

A

98% Ng where ∆Ng = -3.5 (101.5 - 98)

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45
Q

Ng Max Take-off (5 min) w/o P2 Air

A

101.5% Ng where ∆Ng = 0 (101.5 - 101.5)

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46
Q

Ng Max Take-off (5 min) with P2 Air

A

100.9% Ng where ∆Ng = -0.6 (101.5-100.9)

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47
Q

Ng Max Transient

A

107.5% Ng / 5 Sec where ∆Ng = +6 (101.5 + 6)

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48
Q

T4 Max Continuous

A

795°C

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49
Q

T4 Max Takeoff

A

845°C

50
Q

T4 Max Start Transient (5 sec)

A

865°C / 5 sec

51
Q

T4 Max Startup

A

795°C

52
Q

T4 Limit for Ng Indication Failure with OAT < 15°C

A

730°C with OAT < 15°C

53
Q

T4 Limit for Ng Indication Failure with OAT > 15°C

A

750°C with OAT > 15°C

54
Q

Nf Free Turbine Max Continuous

A

417 rpm

55
Q

Nf Free Turbine Min Transient

A

330 rpm

56
Q

Nf Free Turbine Max Transient

A

463 rpm

57
Q

Fuel Capacity L,%,US Gal, Lbs

A

540 L, 100%, 143 US Gal, 940 lbs

58
Q

Fuel Consumption

A

30-33 % per hour or 180 Lph

59
Q

Low Level Fuel Warning Quantity

A

11%, 15.8 US Gal, 104 lbs, 60 L

60
Q

Low Level Fuel Warning Time

A

18 min

61
Q

Unusable Fuel

A

0.23%, .33 US Gal, 2.2 lbs, 1.25 l

62
Q

Snow and Visibility Limitations

A

in falling snow vis > 1 nm is ok
in falling snow vis 1/2-1 nm limited to 10 min
in falling snow vis < 1/2 mi prohibited

63
Q

Auto-rotation Min Rate of Descent

A

65 kts

64
Q

Auto-rotation Max Glide

A

80 kts

65
Q

VNE Heli Basket

A

124 kts

66
Q

VNE Heli Basket Auto-rotation

A

100 kts

67
Q

Best Rate of Climb Speed

A

55 kts

68
Q

Best Approach Speed

A

65 kts

69
Q

Ng Temp Restriction

A

when OAT > 15 °C + ISA: -0.5 per 1 °C

70
Q

Fuel Filter Differential Pressure Light Illumination

A

< 0.2 Bar either or both pumps

71
Q

Fuel Pressure Range

A

0.4 - 0.9 bar

72
Q

1/2 rule for planning

A

mile / min / gal 50 miles/25 minutes/12.5 gal 30%/hr = 10%/20 min

73
Q

Max Engine Oil Temp

A

115°C

74
Q

Min Engine Oil Temp for Ops

A

0°C

75
Q

Max Engine Oil Pressure

A

5 bar

76
Q

Min Engine Oil Pressure > 85% Ng

A

1.8 bar

77
Q

Min Engine Oil Pressure Between 70-85% Ng

A

1.3 bar

78
Q

C of G Datum

A

133.8” forward of the m/r head center line

79
Q

Electrical Voltage Range

A

26-29 v

80
Q

Max Electrical Voltage

A

31.5 v

81
Q

Max Electrical Current

A

150 amp

82
Q

Min Electrical Voltage on Start

A

15 v

83
Q

Bleed Valve Range

A

closes at 97% Ng, opens at 93% Ng

84
Q

Lateral C of G

A

LH 7.08” RH 5.51”

85
Q

Fuel Types

A

Jet A, A1, B, JP4, JP8

86
Q

HDY Pressure Isolation check Light

A

once check complete, switch on collective to ON, light must extinguish within 3-4 sec

87
Q

NR caution light flashes

A

250-360 rpm (test at 350 rpm)

88
Q

with OAT < 0C EOT min temp

A

40C

89
Q

POWER CHECK in flight

A 
Heating/demisting OFF
Level stabilized flight
TQ less than or equal to 94%
NG at MCP (98%)
bleed valve should not be visible

record Tq, Ng, Nr, Alt, OAT

90
Q

Wind envelope for spinning and stopping rotors

A

up to 40 kts any direction

up to 50 kts headwind

91
Q

Noise Level t/o, app, overflight

A

89.9, 91.4, 87.6 dB

92
Q

VNE sliding door opening or closing

A

60 kts

93
Q

Engine scavenger oil filter (lrb)

A

if showing, reset once and run engine

if re-shows, no flying

94
Q

Inlet Barrier Filter system

A

ops w/o filter installed is prohibited
flight in blowing or falling snow not restricted
ops with alternate air door open in flight in blowing or falling snow prohibited

95
Q

Snow Visibility Limitations in Flight

A

< 1/2 sm = 0 min
1/2 - 1 sm = 10 min
> 1 sm = OK

96
Q

3 Prohibited Items

A

Aerobatics

Flight in freezing rain or icing conditions

Snow or ice in or around engine intake

97
Q

VNE Power On Cold Temp Reduction

A

Reduce VNE by 10 Kts when OAT < -30c

98
Q

VNE Power OFF Cold Temp Reduction

A

Reduce VNE by 20 Kts when OAT < -20c Min 65 kts

99
Q

Engine Limitations Determined by:

A

NG, T4, and NF Limits

100
Q

Ground Runs in Cold Temps or Preheat

A

each 2 hours with OAT > -20c
each 1 hour with OAT < -20c

101
Q

Use of Heating/Demisting Prohibited when

A

in ops > max cont NG (98%) or max cont T4 (795c)

102
Q

100% Ng corresponding Ng RPM

A

51800 rpm

103
Q

Nr of 394 rpm corresponding Nf speed

A

42452 rpm

104
Q

Anti-Ice Additive in Fuel System without Icing Inhibiting System

A

Anti-Ice Additive required < 0c

105
Q

Emergency Fuels

A

Av Gas 80/87, 100/130, 115/145, Auto Fuel

106
Q

Emergency Fuels Use

A

max 25 hrs, below 1500’, fuel temp < 30c
add lubiricating mineral oil

107
Q

Fuel Drain Temp

A

OAT >/= 0c

108
Q

Min Start Oil Temp 7808 MGB & TRGB

A

-40c

109
Q

MIn Start Oil Temp 23699 MGB & TRGB

A

-20c

110
Q

Starter Limitations

A

30s, 60s, 30s, 60s, 30s, 30min

111
Q

CWP Lights ON with Battery ON (6)

A

HDY, GEN, MGB P, PITOT, ENG P, FUEL P

112
Q

CWP Lights ON with External Power

A

HDY, GEN, MGB P, PITOT, ENG P, FUEL P, BATT

113
Q

On Start, ENG P Light OUT at:

A

70% NG

114
Q

On Start, Horn light flashes with NR

A

NR > 250 rpm

115
Q

Electrical Config with GPU 28 V DC Power

A

Batt and Gen isolated, warning lights ON

116
Q

Bleed Valve Range

A

On Start - closed - opens at 97% Ng
Reduced pwr - closes at 93% Ng

117
Q

Oil Capacity MGB

A

MGB 1.7 USG

118
Q

Oil Capacity TRGB

A

0.08 USG

119
Q

Oil Capacity ENG

A

1.64 USG

120
Q

Oil Capacity HDY

A

0.79 USG

121
Q

Min Start Oil Temp 6086

A

MGB -15c TRGB -20c

AS350B2 (3 decks)

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