B206L Operating Limitations

Question 1

Transient limits

Answer 1

Intentional use of transient limtis is prohibited.

Question 2

Seat configuration and operation type

Answer 2

Seven place seating.

Day or night VFR nonicing conditions.

Question 3

Doors off operations

Answer 3

Any combination of doors off approved.

(90 KIAS max with any doors off)

Question 4

Flight crew

Answer 4

Minimum crew is 1 pilot in the right seat.
Minimum crew weight is 170 lbs.
Left seat may be used for additional pilot with duals installed.

Question 5

Max gross weight for takeoff and landing.

Answer 5

4150 lbs

Question 6

Airspeed limitations

Answer 6

• Vne 130 KIAS up to 3000’ DA. See placard.
• Vne is 84 KIAS at 85-100% TORQUE takeoff power.
• Vne is 90 KIAS with any doors off.

Question 7

Max operating altitude

Answer 7

20,000 feet pressure altitude.

Question 8

Ambient air temperature limitations

Answer 8

Max at sea level: 51.7 C /125 F and decreases at 2 C / 3.6 F per 1000 feet pressure altitude.

Question 9

Maneuver limitation

Answer 9

Aerobatic maneuvers are prohibited.

Question 10

Generator limitations

Answer 10

0-90% DC load continuous operation.
90% DC load maximum

Question 11

Powerplant

Answer 11

Allison model 250-C30P.

Question 12

Selective passenger loading

Answer 12

When both crew seats are occupied, only 1 mid passenger is permitted unless there are 2 aft passengers.

When only 1 crew seat is occupied, no more than 2 aft passengers are permitted unless there is 1 mid passenger.

Question 13

Baggage compartment

Answer 13

250 lbs max
86 lbs/sq. ft. max

Question 14

Gas producer (N1)

Answer 14

Continuous operation 63-105%
Max transient 106% (10 seconds)

Question 15

Gas producer (N1)

Answer 15

Continuous operation 63-105%
Maximum 105%
Max transient 106% (10 seconds)

Question 16

Power turbine RPM (N2)

Answer 16

Minimum 90%
Continuous 97-100%
Maximum 100%
Transient overspeed range: 100-103%

Question 17

Turbine Outlet Temperature (TOT)

Answer 17

Continuous: 100-716 C.
Max continuous: 716 C.
5 min takeoff range: 716-768 C.
Max takeoff (5 min): 768 C.
Max power transient: 871 C (Do not exceed 12 sec above 768 C).
Begin start transient time limit: 826 C (red triangle, 10 seconds)
Max for start and shutdown: 927 C.

(WARNING: Exceeding 768 TOT or 100% torque can result in rotor RPM droop).

Question 18

Engine torque

Answer 18

Continuous: 0-85%
Max continuous: 85%
5 min takeoff: 85-100%
Max takeoff: 100%
Max transient: 105% (5 seconds)

Question 19

Fuel pressure

Answer 19

Minimum: 4 PSI
Continuous: 4-25 PSI
Maximum: 25 PSI

Minimum below 0 deg F for A, A1, JP5: 8 PSI.

Question 20

Engine oil pressure

Answer 20

Min below 79% N1: 50 PSI
Min for 79-94% N1: 90 PSI
Min at or above 94% N1: 115 PSI
Max: 130 PSI

Question 21

Engine oil temperature

Answer 21

Continuous: 0-107 C.
Maximum: 107 C.

Question 22

Anti Ice

Answer 22

• ON when flight in visible moisture in temps below 4.4 C (40 F).
• Do not use above 4.4 C (40 F)

Question 23

Starter time limitations

Answer 23

EXTERNAL POWER START:
40 sec ON
30 sec OFF
40 sec ON
30 sec OFF
40 sec ON
30 MINUTES OFF

BATTERY START:
60 sec ON
60 sec OFF
60 sec ON
60 sec OFF
60 sec ON
30 MINUTES OFF

Question 24

Transmission oil pressure

Answer 24

Min 30 PSI
Continuous 40-70 PSI
Max 70 PSI

Question 25

Transmission oil temperature

Answer 25

Continuous 15-110 C.
Maximum 110 C.

Question 26

Rotor RPM - Power on

Answer 26

Min transient 95% (5 sec)
Min 97%
Continuous 97-100%
Max continuous 100%
Max transient - low power descent, 5 min: 103%

Question 27

Rotor RPM - Power off

Answer 27

Min 90%
Max 107%

Question 28

Floor loading

Answer 28

75 lbs/sq foot

Question 29

Diamond J Gauges

Answer 29

O E will flash twice per second after exceedence.