Limitations

Question 1

Types of Operations

Answer 1

• Land operations under day/night VFR, equipment must be installed and serviceable
• Land IFR with special equipment installed and operational. FMS 9.2-8
• Over water with emergency float system FMS 9.2-9
• IFR and Night VFR PROHIBITED if auto-trim is inop in pitch and roll or a combined inop auto-trim in cyclic and yaw axis

Question 2

Max Gross Weight

Answer 2

3585 kg

Question 3

Min Gross Weight

Answer 3

1750 kg

Question 4

Floor Loading Limits

Answer 4

600 kg/sq meter

Question 5

Tie Down Ring Limits

Answer 5

70 kg

Question 6

VNE OEI

Answer 6

110 kts or as shown on VNE tables, whichever is less

Question 7

VNE Steady Autorotation

Answer 7

90 kts or as shown on VNE tables, whichever is less

Question 8

Standard VNE (Below 3000 kg gross mass)

Answer 8

150 kts or as shown on VNE tables, whichever is less

Question 9

Standard VNE (Above 3000 kg gross mass)

Answer 9

145 kts or as shown on VNE tables, whichever is less

Question 10

Max Operating Altitude

Answer 10

18,000 ft PA

Question 11

Max Operating Altitude for Hover IGE/Takeoff or Landing

Answer 11

18,000 ft DA or PA, whichever is less

Question 12

Min Ambient Air Temps

Answer 12

Min Air Temp(with cold kit) - (-45 C)
Min Air Temp(with no cold kit) - (-30 C)
Min Air Temp(with Bleed Air heating defective) - (+10 C)

Question 13

Max Ambient Air Temps

Answer 13

Max Air Temp - ISA +35 C (max +50 C)

• Temps over +35 C oil cooler block plate LH/RH must be removed
• Temps over +35 C lower cockpit temp through ventilation, max ground operating time is 30 min

Question 14

Battery Temp Limitations

Answer 14

Below -20 C OAT, battery heater must be used to at least -20 C

Question 15

RPM Limitations (Power On)

Answer 15

Min Transient - 85%
Min Continuous - 96% above and below 2000 kg GM
Max Continuous - 104%
Partial Power (Torque less than or equal to 30%) - 106% for 5 min
Max Transient - 106% for 12 seconds

N2 limitations are the same

Question 16

RPM Limitations (Power Off)

Answer 16

Min Continuous Below 2000 kg GM - 80%
Min Continuous Above 2000 kg GM - 85%
Max Continuous - 104%
Max Transient - 110% for 12 seconds

Question 17

Engine Type

Answer 17

Turbomeca ARRIEL 1E2

Question 18

OEI Limits of Use

Answer 18

• Actual OEI flight

No transient usage

• MX check flights
• Training (Only if FMS 9.1-3 is not installed)
• Demonstration Purposes

Question 19

TOT Limitations (Starting)

Answer 19

Max Starting - 8.5 FLI/785 C
Max Starting (Transient 5 sec) - 11 FLI/865 C

Question 20

TOT Limitations (All Engines Operating)

Answer 20

Max Continuous - 8.5 or 9.0 FLI (CPDS V2006 or subsequent if installed) 845 C (TOT numbers are not related to the FLI setting as FLI in these conditions is based on TQ or N1)

Max Takeoff (5 min, Less that Vy) - 10 FLI

Question 21

TOT Limitations (OEI)

Answer 21

Max Continuous - 11 FLI/845 C (TOT numbers are not related to the FLI setting as FLI in these conditions is based on TQ or N1)

2.5 min Power - 12.0 FLI/885 C (Record length, max temp, max N1, in logbooks. Max of 15 min mx action is required. Only times greater than 10 sec for a single event are to be accumulated)

Question 22

Torque Limitations (All Engine Operating) Based on Transmission Limits

Answer 22

Max Continuous - 8.5 or 9 (CPDS V2006 or subsequent if installed)/ 2 x 71% TQ

Takeoff Power (5 min, Less than Vy) - 10 FLI/2 x 88% TQ

Transient - 10.5 FLI/2 x 97% TQ for V <= Vy (12 seconds)

Question 23

Torque Limitations (OEI) Based on Transmission Limits

Answer 23

Max Continuous - 11.0 FLI/91.5% TQ

2.5 min Power - 12.0 FLI/125% TQ

Transient - 14 FLI/140% TQ for V <= Vy (12 seconds)

Question 24

N1 limitations (All Engines Operating)

Answer 24

Max Continuous - 8.5 or 9.0 (CPDS V2006 or subsequent is installed) or 98.8-100.0% N1

Takeoff Power (5 min, Less than Vy) - 10 FLI/100.2-101.9% N1

Transient - 10.5 FLI/103.3% N1 (12 seconds)

N1 limitations change based off of PA and OAT

Question 25

N1 Limitations (OEI)

Answer 25

Max Continuous - 11.0 FLI/100.2-101.9% N1 2.5 min Power - 12.0 FLI/101.8-103.3% N1 (Record length, max temp, max N1, in logbooks. Max of 15 min mx action is required. Only times greater than 10 sec for a single event are to be accumulated) Transient - 107.5% N1 (12 seconds)

Question 26

Engine Oil Pressure

Answer 26

Min - 1.3 Bar Caution - 1.3 to 1.5 Bar Continuous - 1.5 to 5.0 Bar Max Continuous - 5.0 Bar Can be above 5.0 Bar for start and warm up at idle only

Question 27

Engine Oil Temp

Answer 27

Min Starting - Viscosity 3.0 to 3.9 cSt (-45 C) Viscosity 5 cSt (-40 C) Min Power Application - Viscosity 3.0 to 3.9 cSt (-10 C) Viscosity 5 cSt (0 C) Max Operating Temp - 115 C

Question 28

Starter/Generator Time Limits (Overheat Prevention)

Answer 28

``` Battery 30 sec ON 60 sec OFF 30 sec ON 60 sec OFF 30 sec ON 30 min OFF ``` ``` External 20 sec ON 60 sec OFF 20 sec ON 60 sec OFF 20 sec ON 30 min OFF ```

Question 29

Starter/Generator Time Limits (Engine Ventilation)

Answer 29

``` Battery 20 sec ON 60 sec OFF 20 sec ON 23 min OFF ``` ``` External 15 sec ON 60 sec OFF 15 sec ON 23 min OFF ```

Question 30

Starter/Generator Limits (Max Power and Min Battery Capacity)

Answer 30

- 28 volt ground power limited to 800 amps (Occasional starts using up to 1000 amps can be tolerated) - Min battery capacity 27 Amp Hour

Question 31

Generator Limits (Volts/Amps)

Answer 31

Max Continuous - 200 Amps Total Max Continuous (Both Generators) - 360 Amps Normal Indications- 28.5 +/- .3 V and 0-200 Amps Abnormal/Failure Indications - < 28.2 V or > 28.8 V or < 0 Amps or > 200 amps

Question 32

Main XMSN Oil Pressure

Answer 32

Min - 1.0 Bar Caution - 1.0 to 1.5 Bar Continuous - 1.5 to 5.0 Bar Max - 5.0 Bar XMSN OIL PRESS light is acceptable from 1.0 to 1.4 bar during the pressure build up phase

Question 33

Main XMSN Oil Temp

Answer 33

Continuous - (-10 C to 105 C) | Max - 105 C

Question 34

Fuel Quantities

Answer 34

Total (Usable - 229.2 Gal, 694.0 KG, Unusable - 9.3 kg) Main (Usable - 195.9 Gal, 593.2 KG, Unusable - 3.3 KG) Supply Left (Usable - 15.6 Gal, 47.2 KG, Unusable - 3.0 KG) Supply Right (Usable - 17.7 Gal, 53.6 KG, Unusable - 3.0 KG)

Question 35

Main XMSN, Intermediate G/B, T/R G/B, and Main Rotor Hub OAT Limitations

Answer 35

All oils are usable down to -45 C

Question 36

Engine Oil OAT Limitations

Answer 36

MIL-PRF-23699 - (-40 C) | MIL-PRF-7808 - (-45 C To +15 C)

Question 37

Hydraulics Pressure Limitations

Answer 37

Min - 6,900 kPa Low Caution - 6,900 kPa to 9,000 kPa Continuous - 9,000 kPa to 12,000 kPa High Caution (High Pressure Relief Starts to Open)- 12,000 kPa to 12,200 kPa Max (Max Fluid Flow at High Pressure Relief Valve) - 15,000 kPa Quantities 2.15.2 Hydraulic 1 - 1 liter Hydraulic 2 - 1.2 Liter

Question 38

Prohibited Maneuvers

Answer 38

- Aerobatic Maneuvers - Intentional Full-Down Autorotations - Flight into Icing Conditions. Unintentional flight into icing conditions should be left in the quickest way possible

Question 39

Rotor Starting/Stopping

Answer 39

50 kts max

Question 40

Hover Turns

Answer 40

Up to 3200 KG GM - 45 Degrees/Second | Above 3200 KG GM - 30 Degrees/Second

Question 41

Main Rotor Mast Moment Limits

Answer 41

Yellow Zone - 50% Red Line - 64% Above 77% the MM EXCEED will come on and will not disappear until power off

Question 42

Slope Limitations

Answer 42

Left - Max 11 Degrees Right - Max 6 Degrees Nose Up - Max 8 Degrees Nose Down - Max 8 Degrees (If Terrain Allows)