ASO 2

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Author:
drewsunde
ID:
244799
Filename:
ASO 2
Updated:
2013-11-04 02:46:30
Tags:
ASO
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Description:
Get your heads around these fun facts
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  1. Draw the Airtrainer fuel system
    -
  2. Where is the fuel tank located
    Forward of the main spar between ribs 2 and 7
  3. Battery specs
    24VDC 13.6 AH sealed lead acid
  4. How does battery cart power work
    Battery cart plugs into receptacle on lower left fuselage behind wing. Bypasses master switch.
  5. Alternator specs
    28 VDC 70 Amps
  6. What isolates the alternator from the main bus bar
    60 A circuit breaker on LH switch panel
  7. What does the voltage regulator do
    Maintain alternator output at 27.5 VDC, over voltage protection at 32 VDC
  8. What voltage does the Low Voltage Warning Light come on at
    25 VDC
  9. CD warning
    Reset CBs only once
  10. Battery note
    Under normal load conditions the battery will supply power for approx 30 mins
  11. Fuel capacity
    • 207 total
    • 198 usuable
  12. Accuracy limit for qty gauges
    0 - 75 litres
  13. Assymetric fuel burn limits
    • Normal - 5 lph
    • Acceptable - 10 lph
    • Investigate - 20 lph or more
  14. Assymetric fuel limit while spinning
    30 litres per tank
  15. Minimum landing fuel
    15 litres in lowest tank
  16. Where do you take it if you wear the brim?
    In the rim.
  17. 3 ways to tell the voltage is below 25 VDC
    • Low Voltage Light
    • MSG on nav annunciator
    • Message 'Low Bus Voltage' on GPS
  18. 2 types of basic propeller system
    • Tractor
    • Pusher
  19. What is geometric pitch
    The distance the prop would move in a solid in one rotation
  20. What is effective pitch
    The distance a prop moves through the air in one revolution
  21. What is slip
    The difference between geometric and effective pitch
  22. Name 5 forces on a prop
    • Centrifugal
    • Bending
    • Twisting
    • CTM
    • ATM
  23. What is helix angle
    Angle of advance, the angle between the RAF and the plane of rotation
  24. What components make up a generator system? 7
    • Engine driven generator
    • Suppressor
    • Voltage regulator
    • Voltmeter/ammenter
    • Generator CB
    • RCCO
    • Busbar
  25. What are the advantages of operating generators in parallel?
    • Continuity of supply
    • Load absorption
    • Less generator wear
  26. What is the principle of a split busbar system?
    To enable systems to be split between categories of importance such as vital, essential, and non essential
  27. What are 3 typical aircraft power supply requirements?
    • 28 VDC¬†
    • 26 VAC 400 Hz 3 phase
    • 115 VAC 400 Hz 3 phase
  28. What are the advantages of a brushless generator?
    No arcing and less wear
  29. What happens to the CSU if there's a loss of oil pressure?
    Coursen with CTM to the stops
  30. What will happen with a CSU pressure excess
    Prop will fin until it's at the fine limit which is approx 50 rpm above takeoff?
  31. What's the range of movements for all 3 controls?
    • A : +16.5 -10.5
    • E : +25 -15
    • R : +-30
  32. What does the RCCO protect against?
    • Line to earth current
    • Over and under voltage
    • Reverse current
  33. What's the advantage of Ni-Cad over lead acid?
    • Higher capacity/weight ratio
    • Relatively free from faults
  34. Specs of prop
    • Hartzell constant speed¬†
    • 76 in diameter
    • 3 blade
    • Non feathering
    • Adjusted by oil pressure

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