WAPOL BK117 B-2 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. Rotor RPM limits power on?
    • Min trans = 85%
    • Min cont = 98%
    • Max cont = 102%
    • Max trans = 106% for 12 sec if > 2 x 30% tq
    • Max trans = 106% for 5 min if < 2 x 30% tq
  17. Rotor RPM limits power off?
    • 85% - 104%
    • 110% for 12 sec
  18. TOT AEO?
    • Max cont = 765 °C
    • Take off (5 min) = 786 °C
    • Transient = 847 °C for 12 sec
  19. TOT OEI?
    • Max cont = 765 °C
    • 30 min = 800 °C
    • 2.5 min = 836 °C
    • Transient = 847 °C for 12 sec
  20. TOT on start?
    • Max = 836 °C
    • Max transient = 899 °C for 12 sec
  21. N1 AEO?
    • Max cont / Take off (5 min) = 102.7%
    • Transient = 105.6% for 12 sec
  22. N1 OEI?
    • Max cont = 102.7%
    • 30 min = 104.8%
    • 2.5 min = 105.6%
  23. N2?
    • 98% - 102%
    • Transient = 106% for 12 sec
  24. TXMN Torque AEO?
    • Max cont = 2 × 70.8%
    • Take off (5 min <65kias) = 2 x 82.8%
    • Transient = 2 x 91.4% for 12 sec
  25. TXMN Torque OEI?
    • Max cont = 82.8%
    • 30 min = 91.4%
    • 2.5 min = 100%

    Transient = 125% for 12 sec
  26. Max TXMN Torque >65 KIAS?
    70.8%
  27. Engine Oil Temp?
    • Min = 10 °C
    • Max = 99 °C (110°C if >38°C)

    Min at start = -30 °C
  28. Main TXMN Oil pressure?
    • Min = 1 bar
    • Caution = 1 - 2 bar
    • Cont op = 2 - 5 bar
    • Max = 5 bar

    Nb/ 'XMSN OIL PRESS' warning light can illuminate on Prague build up from 1 - 1.4 bar
  29. Main TX Oil Temp?
    • Min on start = -30°C
    • Cont = 0 - 105 °C
  30. Hyd pressure?
    • Amber: caution
    • Red: min and max

    • Min = 50 bar
    • Caution = 50 - 90 bar
    • Cont = 90 - 115 bar
    • Caution = 115 - 120 bar
    • Max 120 bar
  31. Hydraulic test switch restriction?
    • Not to be operated in flight.
    • Must be system 1 in flight.
  32. Allowed operations?
    • Dual pilot IFR
    • Day/Night VFR
    • HDA ops
  33. Prohibited flight?
    • In icing conditions
    • Aerobatic manoeuvres
  34. Min crew?
    One pilot right seat
  35. Max occupants?
    • 2 up front
    • 8 in the back
  36. Temperature operations?
    • Min = -35 °C or -45 °C if SPAS attend cold weather kit operating
    • Max = 50 °C or ISA +35 °C
  37. Rotor start/ stop wind limits?
    • From ahead = 50 kts
    • Not ahead = 45 kts
  38. Generator limits?
    Max on 1 generator = 150 A
  39. 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
  40. 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
  41. Ground power starts?
    500 A when using 28 VDC
  42. Main Rotor Mast Bending Moment?
    • Normal = green
    • Caution = yellow
    • Max = red
    • Calibration = white
  43. Collective override stop?
    • In the event of an emergency the collective stop may be exceeded.
    • 5 kgs force required
  44. Vne opening/ closing doors?
    • 60 kts Ops Man
    • 120 kts RFM FMS
  45. Vne sliding doors open?
    120 kts

    60 kts per Ops Man
Author
BobbyJ
ID
341982
Card Set
WAPOL BK117 B-2 Limits
Description
WAPOL BK117 B-2 Limits
Updated