R44 II General

Card Set Information

Author:
cmnaranjo
ID:
247958
Filename:
R44 II General
Updated:
2013-11-19 22:03:26
Tags:
R44
Folders:

Description:
POH
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  1. What is the main rotor articulation?
    Free to teeter and cone, rigid inplane
  2. What is the main rotor number of blades?
    2
  3. What is the main rotor diameter?
    33 Feet
  4. What is the main rotor blade chord?
    • 10.0 inches inboard
    • 10.6 inches outboard
  5. What is the main rotor blade twist?
    -6 degrees
  6. What is the main rotor tip speed at 102% RPM?
    705 FPS
  7. What is the tail rotor articulation?
    Free to teeter, rigid inplane
  8. What is the tail rotor number of blades?
    2
  9. What is the tail rotor diameter?
    4 Feet 10 Inches
  10. What is the tail rotor blade chord?
    5.1 inches (constant)
  11. What is the tail rotor blade twist?
    0 degrees
  12. What is the tail rotor precone angle?
    1 degree
  13. What is the tail rotor tip speed at 102% RPM?
    614 FPS
  14. What are the 4 main parts to the R44 drive system?
    • Engine to upper sheave: 4 double V-Belts
    • Upper sheave to drive line: Sprag type over running clutch
    • Drive line to main rotor: Speed reducing ratio
    • Drive line to tail rotor: speed increasing ratio
  15. What is the R44's powerplant model?
    Lycoming IO-540-AE1A5
  16. What is the R44's powerplant type?
    Six cylinder, horizontally opposed, direct drive, air cooled, fuel injected, normally aspirated
  17. What is the R44's powerplant displacement?
    541.5 cubic inches
  18. What is the R44's powerplant maximum continuous rating?
    205 BHP at 2718 RPM (102% on tachometer)
  19. What is the R44's powerplant 5 minute take off rating?
    245 BHP at 2718 RPM
  20. What is the R44's cooling system?
    Direct drive squirrel-cage blower

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