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P-3C NATOPS Limits

  1. RGB Oil Press in LOW RPM
    50 - 250 PSI
  2. RGB Oil Press @ 100% RPM
    150 - 250 PSI
  3. Power section Oil Press
    50 - 60 PSI
  4. Power section OIL PRESS LOW light illuminates
    40 PSI
  5. RGB OIL PRESS LOW light illuminates
    130 PSI
  6. RGB Oil pressure flux.
    +/- 20 PSI
  7. Power Section oil pressure flux.
    +/- 5 PSI
  8. Oil temp limits
    60 - 90 deg.
  9. Max time for OIL HOT light (Alpha and Beta range)
    • 5 min in Alpha
    • 30 min in Beta
  10. Normal Hyd system pressure
    2960 - 3200 PSI
  11. HYD PRESS LOW light illuminates
    1800 PSI
  12. Auto Pilot disengages due to low hyd press
    1100 PSI
  13. Minimum emergency brake bottle pressure
    1900 PSI
  14. Brak accumulator air charge
    800 PSI
  15. Time to charge brak accumulator with 1 / 1A pump

    With 1B pump
    • 3 sec (1 / 1A)
    • 3 min (1B)
  16. Max residual TIT for start:
    - Normal Ground Start
    - Air Start
    - Ground Start w/ Prime
    • - 200 for Ground Start
    • - 150 for Air Start
    • - 100 w/ Prime
  17. Max TIT for ground start:

    Overtemp Inspection required at:
    • 830 record and continue.
    • 850 engine shutdown required

    965 Overtemp inspection required
  18. TIT Overtemp Light Illuminates
    1080
  19. Max TIT Overtemp
    1175 (5 Sec)
  20. Engine limit Max SHP
    5300 SHP (3 sec)
  21. Max Continuous SHP
    4600 SHP
  22. Max Power
    1077 DEG or 4600 SHP for 5 min
  23. Military Power
    1049 DEG or 4600 SHP for 30 Min
  24. Max Continuous TIT
    1010 DEG
  25. TIT in NORMAL RPM
    445 - 645
  26. TIT in LOW RPM
    410 - 730
  27. Max reverse TIT
    580 - 790
  28. TIT at Flight Idle
    430 - 705
  29. Prop Decouple Range
    -500 to -1700 SHP
  30. Max SHP in Reverse 1 & 4
    1150 +/- 150 SHP
  31. Max SHP in Reverse 2 & 3
    1250 +/- 150 SHP
  32. NTS SHP Range for 1&4
    -150 to -500 SHP
  33. NTS SHP Range for 2 & 3
    -100 to -500 SHP
  34. SHP with Oil Temp below 0 DEG
    Minimum SHP
  35. SHP with Oil Temp between 0 - 40 DEG
    1000 SHP
  36. RPM limits in LOW RPM
    71.0% - 73.8%
  37. RPM limits in NORMAL RPM
    96.3% - 99.1%
  38. RPM limits in Reverse
    96.7% - 104.9%
  39. Fuel Topping Gov. RPM
    104.2% - 106.7%
  40. Pitchlock Regulator RPM
    103.5%
  41. Pitchlock Reset parameters
    • Resets pitchlock governor to 109%
    • - Below 28 DEG coordinator
    • - Above 10 DEG blade angle
  42. Takeoff RPM allowable overshoot/undershoot
    • 96% - 106%
    •  - Must stabalize within 10 Sec.
    •  - Overshoot to 106% but returning withing limits must be corrected prior to next flight 
  43. Starter Limits
    • Engaged for 60 seconds max
    • Button must be out between 57% and 64%
  44. Prop Pump lights extinguish during inflight restart
    55%
  45. EDC PRESS LOW light out
    65%
  46. Fuel Boost Pump Press
    15 - 30 PSI
  47. TD Parameters:
    Start Limiting
    Temp Limiting
    Temp Controlling
    • Start Limiting (830 DEG)
    •  - Below 94%
    • Temp Limiting (1077 DEG)
    •  - Above 94%, Below 66 DEG Coordinator
    • Temp Controlling (819 - 1077 DEG)
    •  - Above 94%, Above 66 DEG Coordinator
  48. Pressurzation Ranges
     - Isobarric
     - Differential
     - Safety Relief
    • - 0.0 - 13.3 inHG
    • - 13.3 - 13.9 inHG
    • - 13.9 - 14.4 inHG
  49. Max Reverse Coordinator / Blade Angle
    0 DEG Coordinator

    -13 DEG Blade Angle
  50. Ground Idle Coordinator / Blade Angle
    • 9 DEG Coordinator
    • -6 DEG Blade Angle
  51. Ground Start Coordinator / Blade Angle
    • 15 DEG Coordinator
    • 0 DEG Blade Angle
  52. Flight Idle Beta Coordinator / Blade Angle
    • 34 DEG Coordinator
    • 11 DEG Blade Angle
  53. Flight Idle Alpha Coordinator / Blade Angle
    • 34 DEG Coordinator
    • 13 DEG Blade Angle
  54. Flight Start Coordinator
    48 Deg Coordinator
  55. Auto Feather Logic
    • - Power Levers 60 DEG Coordinator or above
    • - Less than 500 LBS Thrust sensed
    • - Auto Feather system Armed
    • - No other Feather Button In
Author
bplauche
ID
168816
Card Set
P-3C NATOPS Limits
Description
P-3 NATOPS
Updated

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