APP.txt

Card Set Information

Author:
jheid089
ID:
251314
Filename:
APP.txt
Updated:
2013-12-06 17:42:47
Tags:
APP
Folders:
Airframes
Description:
APP
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  1. App means?
    Auxiliary power plant
  2. App publications
    Gai, 220, nfm
  3. High exhaust temp
    204°c
  4. When does app clutch engage
    92%
  5. App oil
    23699
  6. What gives panel a reading before app is 100%
    Tachometer generator
  7. What is overspeed?
    110%
  8. When does the clutch engage?
    204°c and 92%
  9. how is the clutch engaged and disengaged?
    pneumatically engaged, mechanically disengaged
  10. Accumulator handle in up position
    No. 1 acumulator
  11. Accumulator in down position
    both accumulators
  12. CDI's look for what three things?
    • 1.) Security
    • 2.) Integrity
    • 3.) FOD
  13. 6 things AGB Drives
    #1 and #3 generators, 2nd and Utility Pump, Engine Start, and internal lube pump
  14. AGB oil
    85734
  15. What gives you your five lights?
    Sandwich generator
  16. What are the five lights?
    #1 and #3 generator, #1 and #2 rectifier, APP on
  17. What two things does the Clutch bled air valve do?
    • 1.) Engage Clutch
    • 2.)when fuel shutoff valve closes, compressed air opens the purge valve, and blows the start fuel nozzle clean of carbon build up
  18. App is a self-sustaining unit. explain
    As long as there is fuel it will keep running
  19. Fire bottle should read?
    5-10
  20. App Fuel Supply
    #2 right main
  21. What do the rectifiers do?
    Convert AC->DC
  22. Low oil press
    6 +/- 1 psi, 5-7
  23. where is the sandwich generator located?
    between App Start motor and APP unit
  24. What 4 things does the AGB provide?
    • Utility and 2nd Stage hydraulic systems, ground
    • start of engines, and electrical systems
  25. 5 reasons to abort an APP start
    • 1.) acceleration hangs up for more than 4 seconds
    • 2.)no rpm indication
    • 3.)ex temp reaches/exceeds 621*C
    • 4.) APP clutch fails to engage
    • 5.)any of the 5 lights don't aluminate after 4
    • seconds
  26. 20%
    92%
    102%
    110%
    • ignition
    • clutch engages
    • run speed
    • overspeed
  27. How long must you wait to prevent a hot start?
    2min
  28. run fatboy run
    • start- Small line- high press, low volume
    • run- big line- low press, high volume
  29. cash foils
    • clutch engage
    • app on
    • start meter
    • hour meter 

    • fire detection
    • overspeed
    • ignition
    • low oil pressure
    • start valve secures

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