2. Limitations

Question 1

Approved Flight Crew Positions?

Answer 1

One pilot from left seat, right seat may be used for additional pilot if controls are in.

OR

One pilot from right seat, left seat may be used for additional pilot if controls are in.

Question 2

Hover Downwind Limitation?

Answer 2

Hovering downwind with cyclic trim failure (full forward) when wind is above 15kts is prohibited.

Question 3

Approved flight with doors off configuration?

Answer 3

All doors off
Both rear doors off
Any one door off

More than 2501 Ilbs - 130kts VNE
Less than 2500 Ilbs - 120kts VNE

Question 4

Flight with center front seat approval conditions?

Answer 4

Dual controls removed.
Center location seatback & cushion installed & secured.
Seat belts & shoulder harness installed & operable.

Question 5

Max operating altitude?

Answer 5

16,000 ft

Question 6

Ambient temperature limitations

Answer 6

0 - 6,000 pa - 54°C
6,000 - 20,000pa - varies linearly from 54°C through to 27°C

Question 7

VNE

Answer 7

156 kts

Question 8

VNE Autorotation

Answer 8

131 kts
(Barber Pole on ASI)

Question 9

VNE
Carrying less than 35 Ilbs of fuel?

Answer 9

130 kts

Question 10

VNE
Doors off flight?

Answer 10

130 kts

Question 11

Max gross weight

Answer 11

3,000 Ilbs

1,360 kgs

Question 12

Minimum flight gross weight?

Answer 12

1538 Ilbs

697 kgs

Question 13

Cargo deck capacity

Answer 13

1300 Ilbs
589 kgs

Do not exceed 115Ilbs (52kgs) per square foot

Question 14

Utility stowage compartment max weight?

Answer 14

50 Ilbs

23 kgs

Question 15

Rotor brake limitation

Answer 15

205 RRPM

Question 16

Engine Torque Limits
Max Take-off (5min)

Answer 16

87.2psi torque

Question 17

Engine Torque Limits
Max continuous

Answer 17

81.3 psi with TOT at or below 738°C
74.3 psi with TOT greater than 738°C

Question 18

Engine Torque Limits
Transient torque limits

Answer 18

87.3 - 93 psi for 15sec @ 103% N²

93.1 - 97.6 psi for 3sec @ 103% N²

Question 19

Turbine Outlet Temps
Max Take-off (5min)

Answer 19

810°C

Question 20

Turbine Outlet Temps
Max for starting

Answer 20

150°C

Question 21

Turbine Outlet Temps
Max continuous

Answer 21

755°C with torque at or below 74.3psi
738°C with torque greater than 74.3psi

Question 22

Turbine Outlet Temps
Transient limits
Start up & shutdown

Answer 22

810°C & above for 10sec or less with a momentary peak temp of 927°C for not more than 1 sec

Question 23

Turbine Outlet Temps
Transient limits
Power changes in flight

Answer 23

810°C - 843°C for 6 sec

Question 24

Gas Producer (N¹) Limits
Max continuous

Answer 24

105%

Question 25

Gas Producer (N¹) Limits Min ground idle speed

Answer 25

64%

Question 26

Gas Producer (N¹) Limits Transient limits

Answer 26

105% for 15secs

Question 27

Power Turbine (N²) speed avoid range

Answer 27

Steady state operations between 75% - 88% are time limited (1min) and must be recorded. Transition through the speed avoid range shall be accomplished as quickly as possible.

Question 28

Engine Oil System Limits Max engine oil temp

Answer 28

107°C

Question 29

Engine Oil System Limits Pressure Limits

Answer 29

50 psi - 130 psi 115psi @ 94% N¹ & above 90psi @ 79% N¹ 50psi below 79% N¹

Question 30

Electrical System Limits Generator limits

Answer 30

Max continuous - 85amps 85 - 150amps - 10 min >150amps - 2min limit prior to take-off during battery recharging cycle

Question 31

Electrical System Limits Battery limits

Answer 31

Flight following an over-temperature of 115°F (71°C) or above is prohibited until battery has been inspected

Question 32

Starter limitations if ignition is not attained

Answer 32

1min on, 1min off 1min on , 23min off

Question 33

Fuel Specifications Emergency Fuel

Answer 33

AVGAS permitted. Limited to 6 hours of operation per engine overhaul. Fuel pump remains on. Fuel containing Tri-Cresyl-Phosphate additives shall not be used.

Question 34

Fuel Gauge Red Dot

Answer 34

Fuel Low Caution 35 Ilbs

Question 35

Fuel Guage Red Line

Answer 35

12.5 Ilbs

Question 36

N² Gauge Red Dot

Answer 36

113%

Question 37

RRPM High & Low Limits

Answer 37

410 rrpm & 523 rrpm

Question 38

N¹ Tachometer Red Limits

Answer 38

59 % & 105 %

Question 39

Engine Oil Pressure Red Limits

Answer 39

50psi & 130psi

Question 40

Engine Oil Pressure Yellow Limits

Answer 40

50psi -- 90psi

Question 41

Engine Oil Pressure Green Limits

Answer 41

90psi -- 130psi

Question 42

Torquemeter Gauge Red Limit

Answer 42

87.2psi

Question 43

Torquemeter Gauge Yellow Limit

Answer 43

81.3psi -- 87.2psi

Question 44

Torquemeter Gauge Blue Dot

Answer 44

74.3psi

Question 45

Turbine Outlet Temperature Gauge Red Limit

Answer 45

810°C

Question 46

Turbine Outlet Temperature Gauge Yellow Limits

Answer 46

775°C -- 810°C

Question 47

Turbine Outlet Temperature Gauge Green Limits

Answer 47

360°C -- 755°C

Question 48

Turbine Outlet Temperature Gauge Red Dot

Answer 48

843°C

Question 49

Turbine Outlet Temperature Gauge Blue Dot

Answer 49

738°C

Question 50

Minimum N¹ Speed Starting Recommendations

Answer 50

-18°C - 7°C = 13% 7°C & above = 15%