Across
- 1. Smoke detector that uses a small amount of radioactive material
- 3. The discharge cartridge used on Halon fire bottles is a ___ ___ item and must be periodically replaced.
- 4. Halon 1301 is said to be the ____ type of Halon used
- 9. Fire zone with little or no airflow such as a wing compartment or wheel well
- 10. The Systron Donner and Lindberg continuous loop systems both use ____ ____ within an enclosed tube acting on a pressure switch.
- 12. name commonly used for the electrically actuated discharge cartridge used in Halon extinguisher bottles
- 14. fire zone with large airflow over unusually shaped objects such as the aft compartment of the aircraft
- 18. Test required to ensure strength of HRD fire bottles
- 24. is removed when squib is fired releasing Halon into engine compartment
- 27. All materials used for interiors of aircraft must be ____.
- 30. ____ continuous loop detectors are considered to be overheat detectors
- 32. The rate of temperature rise detection system ____ ____ detect a slow rise in engine compartment temperature
- 33. Halon 1301 ____ considered the safest extinguishing agent concerning human heath and aircraft corrosion
- 34. detection system that uses tube filled with an inert gas and gas absorbing material
- 35. Class A fires consist of ____ combustibles
- 36. Extinguisher type used in flight compartment and cabin of aircraft
- 39. Turbine engine fire extinguishing systems use an ____ actuated discharge cartridge to release Halon from the bottle
- 41. Fire detection system that requires a rapid rise in temperature to operate.
- 43. fire zone with low airflow such as an APU compartment
- 44. Detection system that uses tube filled with helium and titanium wire
- 45. ____ color is used to identify fire extinguisher lines
- 46. The Fenwal spot detector systems use a ____ thermal switch that closes when heated to a specified temperature
- 47. colored disk that is blown out when extinguisher bottle has been normally discharged
- 48. Used to determine the amount of extinguishing agent in a fire bottle
- 49. the ____ spot detector system uses thermal switches wired in parallel between two circuits to prevent false indications
Down
- 2. Detection system that requires the temperature to reach a specified value before giving an indication
- 5. After an engine fire is put out, the fire detection system will ____ reset.
- 6. The Kidde and Fenwal continuous loop systems both use a material that's electrical ____ drops as the temperature is increased
- 7. fire extinguisher used to put out Class A fires
- 8. most common fire extinguishing agent used by ground personnel for engine fires on the ramp.
- 11. colored disk that is blown out when extinguisher bottle has been thermally discharged.
- 13. fire zone with large airflow over similar obstructions such as reciprocating engine cylinders
- 15. Pulling the fire T-handle in a turbine aircraft shuts off fuel, hydraulic fluid, and electrical to the engine and also ____ the fire bottles
- 16. The Fenwal continuous loop detection system uses a ____ embedded in ceramic beads wetted by eutectic salts
- 17. Carbon Dioxide extinguishes a fire by ____ oxygen in the fire area.
- 18. Extinguishing system typically used on most modern turbine engine aircraft
- 19. ____ continuous loop detectors are considered to be overheat detectors
- 20. Halon extinguishes a fire by removing the oxygen from the area and ____ the combustion process
- 21. Class B fires consist of ____ combusitbles
- 22. Class D fires consist of flammable ____.
- 23. System that's function is to warn the flight crew of an engine fire or overheat condition.
- 25. uses two wires embedded in a thermistor core within an inconel tube
- 26. fire detection system that gives the best coverage of the compartment
- 28. Class C fires consist of ____ electrical circuits
- 29. Smoke detectors, CO2 detectors, and flame detectors are ____ used in engine fire systems
- 31. The Systron Donner, Lindberg, and thermocouple systems all use ____ in the testing of the system
- 37. extinguishing agent used in most HRD turbine engine systems
- 38. melts out of bottle releasing Halon overboard if bottle is subject to excessive heat and pressure
- 40. Smoke detector that uses a photoelectric cell to detect changes in light
- 42. Fire zone with large airflow over aerodynamically clean obstructions such as a turbine engine nacelle