Systems Ch. 6 Fire Protection

  1. What lights illuminate with a TAIL PIPE HOT condition
    • Master Warning
    • TAIL P HOT on CWP  
  2. What does a TAIL PIPE HOT light indicate
    Respective Tail Pipe over temperature has been reached
  3. What indications are given when a fire is detected in the engine nacelle
    • Master Warning
    • ENG FIRE CWP light
    • Fire Bell
    • Fire handle light illuminates 
  4. What is required to discharge an Engine Fire Bottle
    Fire Handle must be pulled and FIRE EXTG switch to ON
  5. How many Halon fire bottles are there per engine nacelle
    1 Bottle
  6. How is fire protection supplied after the first bottle has been discharged
    The 2nd bottle is routed through a manifold to the engine with the pulled fire handle
  7. How does the fire loop detect an engine fire condition
    Through a drop in resistance due to gradual heat build up
  8. What happens if a rapid change in resestance is noted (a short) in the fire loop
    A FIRE DET FAIL light on the CWP and a master caution light will illuminate
  9. What is being checked with the FIRE SHORT switch on the test panel 
    Checking the Fire Detect Loop
  10. What does an AVIONICS SMOKE light indicate
    Smoke is detected in the Avionics Rack
  11. What does a CARGO SMOKE light indicate
    Smoke has been detected in the Cargo area
  12. How long will the Avionic, Lav or Cargo Smoke lights stay on?
    As long as the smoke condition last
  13. How many smoke detectors are in the cargo compartment
  14. What does the white CARGO EXT light indicate
    Fire bottle has discharged (may take up to 15 minutes)
  15. What is the minimum time between discharging Cargo bottle #1 and #2
    2 minutes (to prevent an overpressure condition of the compartment)
  16. What is the recommended time between discharging the #1 and #2 fire bottles
    Protection is guaranteed for 60 minutes if 2 is discharged at 25 minutes
  17. How much time does a 2 bottle system provide protection for
    60 minutes
  18. How much time does a 1 bottle system provide protection for
    35 minutes
  19. What type of suppressant is in the Cargo fire bottles
  20. What does a LAV SMOKE light indicate
    Smoke detected in the Lav Area
  21. How is an Avionics Fire Extinguished
    Portable Halon bottle is discharged through a port on bulkhead behind the captain
  22. How is the Lav trash bin fire extinguisher activated
    Automatically by a heat sensitive plug
  23. What actions take place when the fire handle is pulled
    • S ilences the fire bell
    • A rms the squibs
    • C loses the Fuel Shut off Vavle
    • R esets the Fire warning systems
    • O pens the Gen Relay
    • C loses the Bleed Balves for the affected engine 
  24. What crew actions are required if an Avionics Smoke light illuminates
    • O2 masks on
    • Smoke goggles on
    • Establish Communication 
  25. What other type of fire extinguisher is used for Lav Smoke and Fires
    Pressurized water bottle extinguisher
  26. If the ENG FIRE still exists after 1st bottle has been discharged, how long do you wait before you discharge the second bottle
    30 seconds
Card Set
Systems Ch. 6 Fire Protection
Fire Protection System