BOEING 747-400 - Fire Protection ....not finished.

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BOEING 747-400 - Fire Protection ....not finished.

Post  Admin on Mon Dec 07, 2009 4:33 am

Normally, what does the EICAS message >DET FIRE/OHT 1 mean?
Both loops A and B in either the fire or overheat detection loops for engine 1 have failed.
Both loops A and B in both the fire and overheat detection loops for engine 1 have failed.
Loops A or B in both the fire and overheat detection loops for engine 1 have failed.
Loops A or B in either the fire or overheat detection loops for engine 1 have failed.
Which of the following automatically occurs when a single fault is detected on an engine fire detection loop during test?
Overheat detection becomes inoperative for that engine.
System reconfigures for single loop operation for that engine.
Fire detection becomes inoperative for that engine.
Master Warning/Caution Light illuminates and Fire Bell sounds for ten seconds.
How many and what type of fire detectors are used in each lower cargo compartment?
Three loop heat sensors
Two loop overheat sensors
Two dual loop smoke detectors.
In each wing there are:
Two fire extinguisher bottles, only one bottle per engine can be discharged.
Two fire extinguisher bottles, one or both bottles can be discharged in either engine, on a wing.
Two fire extinguisher bottles per engine installed.
What result does the pilot see when faults are detected on both loops of an engine fire or overheat detection system?
A fire warning indication is displayed.
An overheat caution indication is displayed.
A >DET FIRE/OHT EICAS advisory message is displayed.
A >FIRE TEST FAIL Warning Message is displayed.
A cargo fire warning is generated when one of the dual loops in a smoke detector module senses the presence of smoke.
True
False
What is the requirement for the cargo fire detector to activate a cargo fire warning?
When 1 of the 2 loops in a cargo compartment smoke detector senses the presence of smoke the system activates the cargo fire warning.
Both of the loops in all of the smoke detectors in a cargo compartment sense smoke the system activates the cargo fire warning.
When 1 of the loops in all of the smoke detectors in a cargo compartment senses smoke the system activates the cargo fire warning.
Both of the loops in a cargo compartment smoke detector must sense the presence of smoke, then the system activates the cargo fire warning.
Fault monitoring of the cargo smoke detectors only occurs during a system test.
True
False.
When are the cargo smoke detectors tested?
They are continuously tested.
They are tested when electrical power is initially applied.
They are testes when the flight crew ARMS the smoke detectors.
They are automatically tested after both engines are started and external power is disconnected.
Which of the following statements is not an indication of a manual fire and overheat detection system test?
The engine fire warning lights, master WARNING lights, engine fire warning light and Fuel Control switch fire warning lights illuminate.
The fire bell rings, FWD and AFT cargo fire warning lights illuminate and the APU fire warning horn sounds (on the ground).
The EICAS message FIRE TEST IN PROG is displayed.
The EICAS message TEST PASS is displayed.
What is used to induce airflow through the cargo smoke Detectors?
Recirculation system
Convection
Bleed air system
What warning systems are tested during a fire detection system test?
Fire warning light only
EICAS warning, Fire warning bell, fire lights and master warning lights
Fire warning bell only
When will the EICAS warning message FIRE no longer be displayed?
When the Caution & Warning Display Cancel Switch is pushed.
When the fire condition no longer exists.
When the Master Caution/Warning Reset Switch is pushed.
When the Fire Switch is pulled.
What actions happen when the Engine Fire Switch is pulled up?
It closes the APU bleed air shutoff valve.
It disconnects the associated generator drive.
It closes the associated engine and spar fuel valves.
It discharges the fire extinguisher.
What crew action is required to pull the Engine Fire Switch up if it is not unlocked by a fire warning?
Push the Fire Override switch and pull the Engine Fire Switch.
Rotate the Engine Fire Switch and pull.
Push in on the Engine Fire Switch and then pull.
Push the Master Warning/Caution Switch.
What is accomplished when the Engine Fire Switch is rotated to the stop?
It arms the fire extinguisher squib.
It discharges selected fire extinguisher into respective engine nacelle.
It closes the Engine and Spar Fuel Valves.
It disconnects the IDG.
Can both fire bottles in the left wing be discharged into either engine 1 or 2?
Yes
No.
When discharging the first fire extinguisher bottle into an engine and the EICAS warning message FIRE ENG 1, 2, 3, 4 remains, how long should you wait before discharging the second fire extinguisher bottle into the engine?
No wait is required, fire the second bottle if the message remains.
Wait 20 seconds and fire the second bottle if the message remains.
Wait 30 seconds and fire the second fire extinguishing bottle if the message remains.
Wait 1 minute and fire the second fire extinguishing bottle if the message remains.
What is one method of silencing the Fire Warning Bell?
The bell can not be silenced.
Push either Master Warning/Caution Reset Switch.
Position the appropriate Fuel Control Switch to CUTOFF.
Close the appropriate thrust lever.
Where is the APU Ground Control Fire Protection Panel located?
On the nose wheel strut.
It is located adjacent to forward lower cargo door.
In the nose wheel well.
In the right body gear wheel well.
What actions are accomplished by pushing a Cargo Fire Arm Switch?
The fire extinguisher for the selected compartment is armed.
The associated Cargo Heat Valves close and both recirculation fans activate.
Bottles A and B are discharged into FWD compartment.
The EICAS Fire warning message is cancelled.
When will the EICAS warning alert FIRE ENG (.) disappear?
When the respective Fuel Control switch is placed in CUTOFF.
When the fire signal no longer exists.
When the Master Warning/Caution Reset switch is pushed.
(Passenger) Pressing a FWD or AFT Cargo Fire Arm Switch causes which of the following?
It turns off pack 2 and all fans, arms cargo fire extinguisher and turns off aft cargo heat.
It turns off pack 3 and both lower recirculation fans, arms cargo fire extinguishers and configures equipment cooling to the override mode.
It turns off pack 3 and all fans, arms the appropriate cargo fire extinguishers, configures equipment cooling to the override mode and turns off all airflow and heat into forward compartment.
It discharges extinguishers into selected compartment.
(Freighter) Pressing a FWD or AFT Cargo Fire Arm Switch causes which of the following?
It turns off pack 2, arms the lower cargo compartment fire extinguishers and turns off all airflow and heat into lower cargo compartment.
It turns off pack 3, arms the lower cargo compartment fire extinguishers and configures equipment cooling to override mode.
It turns off 2 packs, arms lower cargo compartment fire extinguishers, configures equipment cooling to override mode and turns off all airflow and heat into lower cargo compartment.
It discharges extinguishers into selected compartment.
The cargo smoke detectors are continuously monitored for faults and an EICAS advisory message will be displayed if a detector module is inoperative.
True
False
Which of the following statements about cargo smoke detectors is correct?
They are continuously monitored for faults and reconfigure to single loop operation if a fault is sensed in one of the loops.
They are tested during a manual test and reconfigure to single loop operation if a fault is detected in one of the loops.
They are continuously monitored for faults but will not automatically reconfigure to single loop operation if a fault is detected in one of the loops.
They are tested during a manual test but will not automatically reconfigure to single loop operation if a fault is detected in one of the loops.
The Wheel Well Fire Detection system consists of:
A single loop detector system in the body, wing and nose wheel well.
A dual loop detector and an extinguishing system.
A single loop detector in each main gear wheel well.
(Passenger) The cargo compartment fire extinguishing bottles will discharge in what sequence?
Two bottles will discharge immediately, and the remaining two bottles will discharge automatically after a brief delay or upon landing, whichever occurs first.
Two bottles will discharge immediately, the remaining bottles should be manually discharged one hour later or upon landing.
All four bottles will discharge immediately.
Two bottles discharge slowly and the remaining two discharge on landing.
(Freighter) The lower cargo compartment fire extinguishing bottles will discharge in what sequence?
Two bottles will discharge immediately, and the remaining two bottles will discharge automatically after a brief delay or upon landing, whichever occurs first.
Two bottles will discharge immediately, the remaining bottles should be manually discharged one hour later or upon landing.
All four bottles will discharge immediately.
Two bottles discharge slowly and the remaining two discharge on landing.
Fire bottles
In the left wing can be discharged into engines 3 and 4
In the right wing can be discharged into engines 1 and 2
In either wing can be discharged into any engine
In the left wing can be discharged into engines 1 and 2
What does the EICAS message CGO DET AIR mean?
A lack of air to the compartment
Insufficient vacuum for the cargo smoke detection system
A smoke detector is inoperative.
What is accomplished by pushing the Cargo Fire ARM switch for the MAIN DECK?
Squibs for the respective cargo fire extinguishers are armed
Squibs for the respective cargo fire extinguishers are armed and pack 3 and all fans are turned off
Squibs for fire extinguishers are armed, pack 3 and all fans and airflow and heat into the compartment is turned off
When and how are smoke detectors reconfigured for single loop operation?
Anytime a fault occurs, the system will reconfigure for single loop operation
If a sensor loop fault is detected during a test, the system reconfigures for single loop operation.
If a sensor loop fault is detected during a test, maintenance personnel will pull the respective circuit breaker.
How is cabin crew warned that smoke has been detected in the Main Deck Cargo Compartment?
The pilots will cycle the seatbelt sign three times, then repeat again three times after a short pause.
A LO/HI chime will sound from the Main Deck Cargo Smoke Detection Annunciation Panel
The Captain will make a PA
The pilots should open the cockpit door and shout FIRE.
When will the >BOTTLE LOW APU EICAS advisory message be displayed?
When the APU fire extinguisher bottle pressure is low.
When the APU fire handle has been pulled.
Only when the APU fire extinguisher bottle has been discharged due to high temperature.
(Freighter) With a fire on the main deck, pushing the CARGO FIRE Depressurization/Discharge(DEPRESS/DISCH) Switch:
Discharges two fire extinguisher bottles immediately and the other bottles upon touchdown.
Discharges all fire extinguisher bottles immediately if cabin altitude is below 25.000ft.
Initiates a controlled cabin depressurization to an altitude of 25.000ft
Once triggered, how long will the warning message FIRE MN DECK remain displayed?
Until the Master Reset Switch is pushed
Until the fire is extinguished
As long as the smoke condition exists
While the APU is running on the ground, a FIRE APU warning occurs. Which of the following is true?
The APU will shut down automatically and the APU fire bottle will automatically discharge
The APU will shut down automatically but the APU fire bottle will not automatically discharge
The APU must be shut down manually
The APU FIRE CONTROL Switch on the APU Ground Control Fire Protection Panel must be pulled by the First Officer.
(Freighter) The FWD and AFT lower cargo compartment fire extinguishing bottles will discharge in what sequence?
Two bottles will discharge immediately, and the remaining two bottles will discharge automatically after a brief delay or upon landing, whichever occurs first.
Two bottles will discharge immediately, the remaining bottles should be manually discharged one hour later or upon landing.
All four bottles will discharge immediately.
Two bottles discharge slowly and the remaining two discharge on landing.
(Freighter) The forward and aft lower cargo compartments have:
Two dual loop smoke detectors.
Four dual loop smoke detectors.
Sixteen dual loop smoke detectors.
If smoke is detected in the upperdeck crew rest (freighter) or the OCR (passenger/combi):
The EICAS caution alert >SMOKE CREW REST is generated.
There is no indication generated on EICAS.
The EICAS caution alert >SMOKE CCR is generated.
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