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BK117 Limits

  1. Vne <2850kgs?
    150 KIAS until 30°C at 4000ft
  2. Vne 2850 - 3200 kgs?
    150 KIAS until 30°C at 2000ft
  3. Vne if SPAS U/S?
    Speeds reduced by 15 KIAS
  4. Vne OEI?
    100 kts
  5. Vne in auto?
    90 kts
  6. Vne if > 2 x 70.8% torque set?
    65 kts
  7. Max gross weight?
    3350 kgs
  8. Min weight?
    1700 kgs
  9. Max allowable floor strength?
    600 kg/m2
  10. Max allowable floor weight?
    1200 kgs
  11. Max allowable loading weight if passenger seat partition wall in?
    • Front: 950 kgs
    • Rear: 250 kgs
  12. Max allowable load per tie down ring?
    100 kgs

    150 kgs per Ops Man Hoist Ops
  13. What's the restriction aft of STA. 5600 (1 ft inside rear door)?
    • Not to be used for cargo or baggage.
    • Only light, soft stores.
  14. Slope limits?
    • MMI operating
    • Left low = 11°
    • Right low = 8°
    • Nose up/down = 8°

    • MMI NOT working
    • = 5° all directions
  15. Vne >3200 kgs?
    140 KIAS until 30°C at 2000ft
  16. Vne sideways/rearwards?
    <3000 ft="" da="30" kts="" br="">>3000 ft DA = 20 kts
  17. Rotor RPM limits power on?
    Image Upload 2
    • Green = cont 85 - 104%
    • RED DOT = 106% 12 sec if > 2 x 30% tq OR 5 min if < 2 x 30% tq
  18. Rotor RPM limits power off?
    Image Upload 4
    • Red line = Min 80%
    • Yellow and green = Normal 80 - 104%
    • Red dot = Max 12 sec trans 110%
  19. TOT AEO?
    Image Upload 6
    • Green = MCP 765 °C
    • Yellow = 5 min take off 786 °C
    • Red dot = 12 sec trans 847°C
  20. TOT OEI?
    Image Upload 8
    • Green = MCP 765 °C
    • Yellow line = 30 min 800 °C
    • Red line = 2.5 min 836 °C
    • Red dot = 12 sec trans 847 °C
  21. TOT on start?
    Image Upload 10
    • Red dotted line = Max 836°C
    • Red triangle = 12 sec Max trans 899°C
  22. N1 AEO?
    Image Upload 12
    • Green = 5 min MCP / Takeoff 102.7%
    • Yellow dotted = 12 sec trans 105.6%
  23. N1 OEI?
    Image Upload 14
    • Green = MCP (102.7%)
    • Yellow dotted = 30 min (104.8%)
    • Red dotted = 2.5 min (105.6%)
  24. N2?
    Image Upload 16
    • Green = 98% - 102%
    • Red dot = Trans 106% for 12 sec
  25. XMSN Torque AEO?
    Image Upload 18
    • Green = MCP 2 × 70.8%
    • Yellow = 5 min take off <65kias. 2="" x="" 82="" 8="" br="">Yellow dotted = 12 sec trans. 2 x 91.4%
  26. XMSN Torque OEI?
    Image Upload 20
    • Green dotted = MCP (82.8%)
    • Yellow dotted = 30 min (91.4%)
    • Red dotted = 2.5 min (100%)

    Red = 12 sec trans (125%)
  27. Max TXMN Torque >65 KIAS?
    70.8%
  28. Engine Oil Pressure?
    Image Upload 22
    • Red = Min
    • Green = Cont ops
    • Red = Max (warming up)

    Nb/ 8.3 bar may be exceeded on cold day during start
  29. Engine Oil Temp?
    Image Upload 24
    • Green = cont
    • Red = max

    Min at start = -30 °C
  30. Main XMSN Oil pressure?
    Image Upload 26
    • Red = Min
    • Yellow = Caution
    • Green = Cont op
    • Red = Max

    Nb/ 'XMSN OIL PRESS' warning light can illuminate on Prague build up from 1 - 1.4 bar
  31. Main XMSN Oil Temp?
    Image Upload 28
    • Min on start = -30°C
    • Green = Cont
  32. Hyd pressure?
    Image Upload 30
    • Yellow = caution
    • Red = min and max
    • Green = Cont
  33. Hydraulic test switch restriction?
    • Not to be operated in flight
    • Must be system 1 in flight
  34. Allowed operations?
    • Dual pilot IFR
    • Day/Night VFR
    • HDA ops
  35. Prohibited flight?
    • In icing conditions
    • Aerobatic manoeuvres
  36. Min crew?
    One pilot right seat
  37. Max occupants?
    • 2 up front
    • 8 in the back
  38. Max operating altitude?
    • Flight = 17000 ft
    • IGE ops
    • <3000 kgs="15000" ft="" br="">>3000 kgs = 10000 ft
  39. Temperature operations?
    • Min = -35 °C or -45 °C if SPAS attend cold weather kit operating
    • Max = 50 °C or ISA +35 °C
  40. Pitot / static heater?
    Must be on if <4.5 c="" br="">Visible moisture
  41. Rotor start/ stop wind limits?
    • From ahead = 50 kts
    • Not ahead = 45 kts
  42. Hover turn limits?
    <3200 kgs="max" 45="" sec="" br="">>3200 kgs = max 30 °/sec
  43. Generator limits?
    Max on 1 generator = 150 A
  44. Starter Limits?
    • External power
    • 40 sec on - 60 sec off
    • 40 sec on - 23 min off

    • Airborne battery
    • 60 sec on - 60 sec off
    • 60 sec on - 23 min off
  45. Motoring Starter Limits
    • External power
    • 15 sec on - 60 sec off
    • 15 sec on - 23 min off

    • Airborne battery
    • 20 sec on - 60 sec off
    • 20 sec on - 23 min off
  46. Ground power starts?
    500 A when using 28 VDC
  47. Main Rotor Mast Bending Moment?
    • Green = normal
    • Yellow = caution
    • Red = max
    • White = calibration
  48. Collective override stop?
    • In the event of an emergency the collective stop may be exceeded.
    • 5 kgs force required
  49. Vne opening/ closing doors?
    • 60 kts Ops Man
    • 120 kts RFM FMS
  50. Vne sliding doors open?
    120 kts

    60 kts per Ops Man
Author
Barclaybrown
ID
350431
Card Set
BK117 Limits
Description
BK117 Limits
Updated

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