SDH EC130B4 Limitations

Question 1

THE FOLLOWING ARE FORBIDDEN

Answer 1

• Leaving the controls while the rotor is turning
• Aerobatic maneuvers
• Flight under falling snow (deleted because of Intec Filter)
• Flight in freezing rain or icing conditions
• In flight engine power reduction using twist grip control except for engine failure training
• In flight, intentional VEMD complete shut-off

Question 2

WHAT IS THE GROSS WEIGHT?

Answer 2

5350 lbs

Question 3

WHAT IS THE MINIMUM PERMISSIBLE WEIGHT FOR FLIGHT?

Answer 3

3307 lbs

Question 4

WHAT ARE THE FORWARD AND REARWARD CG LIMITS AT GROSS WEIGHT?

Answer 4

Forward = 124

Rearward = 140

Question 5

AIRSPEED LIMITATIONS

Answer 5

• 155 Knots - Power On
• 125 Knots - Power Off
• 70 Knots - Doors Off
• 70 Knots - Sliding Door Open
• -3 kias per 1000 Hp

(See chart in section 2 for airspeed/door open combinations)

Question 6

ALTITUDE LIMITATIONS

Answer 6

RFM

23,000 feet

With Crash Resistant Fuel Tank

17,000 feet

If equiped with Airframe Fuel Filter

15,000 feet

Question 7

TEMPERATURE LIMITATIONS

Answer 7

• -20°c for start
• 0°c before power application
• ISA + 35°c (50°c)
• • 2°c per 1000’ DA Max

Question 8

SLOPE LIMITATIONS

Answer 8

• 6° UP
• 6° DOWN
• 8° SIDE TO SIDE

Question 9

MANEUVER LIMITATIONS

Answer 9

Do not exceed load factor causing the limit caution light to illuminate

Question 10

MAIN ROTOR RPM LIMITATIONS

Answer 10

• 320 rpm Minimum for power-off
• 320 to 375 rpm Caution range
• 375 to 405 Normal operating range
• 405 to 430 rpm Caution range
• 430 rpm Maximum power-off
• 170 rpm Rotor Brake operation HIGH WIND
• 140 rpm Rotor Brake operation NORMAL
• 100 rpm Rotor Brake Company

(Five minutes between rotor brake operation)

Question 11

EXPLAIN THE NUMBERS ON THE FLI

Answer 11

• 9.6 = Maximum Continuous
• 9.6 to 10.0 = Takeoff Rating
• 10 = Maximum Takeoff Rating
• 10.4 = Maximum Transient Rating (5 Seconds)
• (Company Cruise 9.0)

Question 12

TORQUE LIMITATIONS

Answer 12

FLI 9

92.7 = Maximum Continuous

92.7 - 100 = Takeoff Rating below 40 knots

100% Maximum Takeoff Rating Torque

104% Maximum Transient Rating (5 Seconds)

Delta NG = -4 Maximum Continuous Rating

Question 13

NF LIMITATIONS

Answer 13

349 Minimum rpm

349 - 418 Normal rpm

418 Maximum Continuous rpm

450 Maximum Transient rpm (5 Seconds)

Question 14

NG LIMITATIONS

Answer 14

FLI 9

67% = Minimum

(Delta NG -4) 97.1% = Maximum Continuous Rating

100% = Takeoff Rating

(Delta NG 0) 101.1% = Maximum Takeoff Rating

1% Maximum Transient Rating (5 Seconds)

(Delta NG +1) (102.3% = Maximum Transient Rating)

Question 15

T4 LIMITATIONS

Answer 15

STARTING

• 750c Maximum Continuous
• 865c Maximum Transient (10 Seconds)

FLIGHT

• 849c Maximum Continuous Rating
• 849c - 915c Takeoff Rating Range (no time limit)
• 915c Maximum Takeoff Range
• 941c Transient (20 Sec)

Question 16

OIL TEMPERATURE LIMITATIONS

Answer 16

-10°c to 0°c = Caution Range

115°c = Maximum Oil Temperature

Question 17

OIL PRESSURE LIMITATIONS

Answer 17

1.1 bar minimum at 70% NG

1.1 to 2 bar = Caution Range

2 to 6 bar = Normal Range

6 to 9.8 bar = Caution Range

9.8 bar Maximum Pressure

Question 18

ELECTRICAL CURRENT LIMITATION

Answer 18

31.5v = Maximum Voltage

26 to 29v = Rated Voltage

150 Amps = Maximum Current

Question 19

FUEL LIMITATIONS

Answer 19

• JET A
• JP4
• JP5
• JP8
• KEROSENE

OAT range for using fuel is: -40ºc to +50ºc

Below -20ºc, anti ice additive (Prist) is mandatory for fuels which do not contain it.

With Robertson crash resistant fuel tanks prist must be added at 0°c

Question 20

FUEL REPLACEMENTS

Answer 20

Below 25ºc and below 5000’ Hp

WIDECUT (JP4)

WIDECUT (JET B)

Below 40ºc and below 15000’ Hp

KEROSENE TS 1

KEROSENE RT

Question 21

MAIN GEAR BOX LUBRICANT

Answer 21

Mineral Oil

Question 22

MAXIMUM BAGGAGE IN RH BAGGAGE COMPARTMENT?

Answer 22

287 lbs

Question 23

MAXIMUM BAGGAGE IN LH BAGGAGE COMPARTMENT?

Answer 23

342 lbs

Question 24

MAXIMUM BAGGAGE IN REAR CARGO COMPARTMENT?

Answer 24

176 lbs

Question 25

WHAT IS REQUIRED FOR USE OF AUDIO HORN SYSTEM?

Answer 25

Pilot headset to monitor warning sounds

Question 26

MANDATORY EQUIPMENT REQUIRED FOR FLIGHT

Answer 26

TWO adequate radio/audio headsets. One worn by pilot, second in standby. Second headset need not be plugged in. Baggage door must be locked unless three latch system installed

Question 27

WHAT TYPE OF OPERATION IS THIS AIRCRAFT APPROVED FOR?

Answer 27

DAY AND NIGHT VFR

Question 28

CAN THIS AIRCRAFT BE FLOWN IN FALLING SNOW?

Answer 28

CHECK VISIBILITY REQUIREMENTS IN SUPPLEMENTAL SECTION IF FILTER INDICATES CLOGGING FOLLOW EP **LAND AS SOON AS POSSIBLE**

Question 29

CAN P2 BLEED AIR BE USED WHEN ABOVE ENGINE MAXIMUM CONTINUOUS RATING?

Answer 29

NO (Shut off heater and de-mist)

Question 30

YELLOW ZONE ON FUEL GAUGE

Answer 30

15.8 Gallons Remaining 15 Minutes Flight Time at MCP With Crash Resistant Fuel Tank Approx 18 Gallons 18 Minutes Flight Time at MCP

Question 31

DOES THE FUEL GAUGE YELLOW ZONE INCLUDE NON-USABLE FUEL?

Answer 31

NO

Question 32

FUEL CELL CAPACITY and (Usable Amount)

Answer 32

143 Gallons (142.7 Usable) With Crash Resistant Fuel Tank 144 Gallons (141.2 Usable)

Question 33

CAN ANYTHING BE STORED UNDER THE SEATS?

Answer 33

NO

Question 34

LIST DIFFERENT WARNING SOUNDS

Answer 34

GONG - When a red warning appears on panel CONTINUOUS HORN - When NR is below 360 rpm, When maximum takeoff limits are exceeded for more than 1.5 seconds INTERMITTENT HORN - NR above 410 rpm

Question 35

MAXIMUM WIND FOR STARTING AND STOPPING ROTOR

Answer 35

40 knots from any direction 50 knots for direct headwind

Question 36

CAN PILOT PERFORM AN EBCAU CHECK DURING FLIGHT OR ON THE GROUND?

Answer 36

NO

Question 37

IS OUR GARMIN ACCEPTABLE FOR IFR FLIGHT?

Answer 37

NO, VFR only

Question 38

TURBOMECA ARRIEL 2B1 Power Rating

Answer 38

847 SHP (through reduction derated to) 747 SHP (MTOP) 728 SHP (MCP)

Question 39

MAXIMUM TEMP FOR HOT AIR DE-ICE

Answer 39

80c