Fire Protection Flashcards
What is the primary function of the Fire Protection System?
Provides fire protection, fire extinguishing, and smoke detection throughout the airplane.
List the components included in the fire protection system.
- Controls and Indications
- Engine Fire Protection
- APU Fire Protection
- Cargo Compartment Fire Protection
- EBAY Smoke Detection
- Lavatory Fire Protection
- EICAS Messages
What does the smoke detection system monitor?
Monitors smoke in forward, center, and aft electronic bays.
Where are portable fire extinguishers located in the airplane?
In the cockpit and cabin.
What happens when the fire extinguisher test button is pressed?
Generates an aural warning, illuminates master WARNING lights, and activates various fire extinguisher indicators.
True or False: The cargo compartments have a single fire extinguishing system.
True.
What does the Lavatory Fire Protection System do in case of a fire in the Lavatory Waste Bins?
Automatically discharges a fire extinguisher into the Waste Bin.
What must be done to extinguish a fire in the cargo compartments?
Press the associated cargo smoke button on the fire extinguisher panel.
The Engine Fire Detection System is powered by which bus?
DC essential busses.
What does the APU Fire Protection System monitor?
Monitors the APU for a fire condition using two detector loops.
What is indicated when an APU FIRE EICAS WARNING message is displayed?
A fire condition has been detected in the APU.
What is the response time for the APU to shut down automatically after a fire detection on the ground?
10 seconds.
Fill in the blank: The Cargo Compartment Smoke Detection System protects both _______ compartments.
cargo
How many smoke detectors are in the forward cargo compartment?
Three.
What happens when smoke is detected in the cargo compartments?
An aural warning sounds, master WARNING lights flash, and EICAS messages are generated.
What is the role of the high-rate fire-extinguishing bottle in cargo compartments?
Discharges immediately into the selected cargo compartment when needed.
What does the smoke detection system in lavatories do when smoke is detected?
Sounds an alarm, illuminates smoke detector light, and displays a warning message.
What is the function of the fire-extinguishing system in lavatories?
Discharges an extinguishing agent when temperature exceeds a certain limit.
True or False: Each lavatory has a portable fire extinguisher available.
True.
What is the consequence of pressing the fire detection test button for more than 10 seconds?
Shuts down the APU.
What happens if there is a combined failure of the backup smoke detector and an Electronic BAY smoke detector?
Disables Electronic BAY smoke detection.
What is the purpose of the built-in test in the smoke detection systems?
Periodically monitors the system and generates alarms or EICAS messages as necessary.
