Fire Protection Flashcards
(43 cards)
The engine fire switches unlock…
- automatically for a fire warning.
- automatically when the FUEL CONTROL switch is in CUTOFF.
- when the Fire Override switch is pushed.
- All of the above are correct.
All of the above are correct.
Pulling an engine fire switch will accomplish all of the following except:
- Arms both engine fire extinguishers.
- Closes the associated engine PRV bleed valve.
- Trips the associated engine generators off.
- Removes power to the thrust reverser isolation valve.
Closes the associated engine PRV bleed valve.
Which area is not equipped with both fire detection and extinguishing systems?
- Lavatories
- Wheel wells
- Engines
- APU
Wheel wells
There are multiple dual-channel detector assemblies in each engine nacelle. Normally, at least one element in each channel provides both fire and overheat detection. If a fault is detected in one channel,…
- the FIRE/OVHT TEST switch must be pressed to reconfigure the system to a single channel operation.
- the fire/overheat warning system is inoperative.
- the remaining channel element automatically switches to single channel operation.
- a fire warning is indicated.
the remaining channel element automatically switches to single channel operation.
How many fire extinguisher bottles are there for the engines?
- 1
- 2
- 3
- 4
2
How many fire extinguisher bottles are there for the APU?
- 1
- 2
- 3
- None
1
Cargo compartment fire indications include…
- fire bell sounds.
- master warning lights illuminate and EICAS warning FIRE CARGO (FWD or AFT) displayed.
- CARGO FIRE (FWD or AFT) fire warning light illuminates.
- All of the above.
All of the above.
Normally, two smoke detectors in the same cargo compartment must detect a(an) ____ or ________ condition at the same time to cause a cargo fire warning.
- smoke, fire
- smoke, overheat
- fire, overheat
- overheat, over temperature
fire, overheat
An inflight fire warning from the cargo fire detection system causes the immediate total discharge of ______ of the six extinguisher bottles into the affected compartment.
- 1
- 2
- 3
- 6
2
If smoke is detected in any lavatory, an aural alert sounds in the lavatory and in the cabin. The lavatory call light flashes and the master call light at the associated attendant station illuminates. Regarding flight deck indications of a lavatory fire, …
- the EICAS advisory message SMOKE GALLEY is displayed.
- the EICAS advisory message SMOKE LAVATORY is displayed.
- the EICAS advisory message SMOKE REST is displayed.
- There is no cockpit indication for lavatory smoke.
the EICAS advisory message SMOKE LAVATORY is displayed.
Lavatory fire extinguisher operation is automatic. Lavatory fire extinguisher discharge is indicated on the Flight Deck by…
- the EICAS advisory message LAV EXT.
- the status message LAV FIRE EXT.
- no flight deck indication.
- the EICAS advisory message DISCHARGE.
no flight deck indication.
The engine fire switches unlock automatically…
- when the AUTOSTART switch is on.
- on the ground any time the APU is running.
- for a fire warning or when the FUEL CONTROL switch is in CUTOFF.
- never. They must be manually unlocked.
for a fire warning or when the FUEL CONTROL switch is in CUTOFF.
With the Cargo Fire Arm switch selected to ARMED, how are the two outflow valves positioned?
- Forward valve closes. Aft valve opens to vent smoke via the rear valve.
- Forward valve opens. Aft valve closes to vent smoke via the forward valve.
- Both valves fully open to increase air-flow for smoke removal procedures.
- Outflow valves move to 50/50 flow split for air flow stability.
Outflow valves move to 50/50 flow split for air flow stability.
Which of the following have both fire detection and extinguishing systems?
- APU, wheel wells and lower crew rest compartments.
- Engines, APU, cargo compartments and lavatories.
- Cargo compartments and wheel wells.
- Overhead flight crew and flight attendant rest compartments.
Engines, APU, cargo compartments and lavatories.
Which statement regarding the ground operation of the APU fire extinguishing system, is correct?
- Rotating the APU fire switch in the opposite direction will discharge the second bottle.
- With both engines off, an APU fire signal causes APU shutdown and extinguisher bottle discharge.
- There are two APU fire extinguisher bottles.
- An APU overheat signal causes an automatic shutdown.
With both engines off, an APU fire signal causes APU shutdown and extinguisher bottle discharge.
On the ground with both engines shut down, what will cause the APU to automatically shutdown and the extinguisher bottle to discharge?
- An overheat detected in both loops.
- A fire detector loop failure.
- Nothing. The APU can only be shutdown from the flight deck or the APU Ground Control Fire Protection Panel.
- An APU fire signal from either APU fire detector loop.
An APU fire signal from either APU fire detector loop.
What does the EICAS advisory message DET FIRE CARGO AFT indicate?
- AFT cargo compartment smoke detection is failed.
- A fire has been detected in the aft cargo compartment.
- Smoke has been detected in the aft cargo compartment.
- An overheat condition has been detected in the aft cargo compartment.
AFT cargo compartment smoke detection is failed.
The cargo and wheel well fire and overheat detection systems are NOT monitored for system faults.
- True
- False
False
Assuming you have correctly confirmed the affected engine, what action should you take if the fire switch remains locked after a fire is detected?
- Push the engine fire switch to override the lock.
- Rotate the engine fire switch.
- Wait until the fire light extinguishes.
- Simultaneously push the engine fire override switch and pull the engine fire switch.
Simultaneously push the engine fire override switch and pull the engine fire switch.
What happens when the CARGO FIRE DISCHARGE switch is pushed on the ground?
- All 6 bottles arm and airflow around the cargo compartment is reduced.
- All 4 bottles discharge into the selected compartment.
- Three extinguisher bottles discharge simultaneously into the selected compartment with the third bottle discharging at a reduced flow rate.
- One of the metered bottles discharges into the selected compartment.
Three extinguisher bottles discharge simultaneously into the selected compartment with the third bottle discharging at a reduced flow rate.
When the engine fire switch is pulled out, rotating the switch in either direction discharges both extinguisher bottles into the associated engine.
- True
- False
False
Regarding the hydraulic system, pulling an engine fire switch, …
- shuts off hydraulic fluid to the associated engine-driven hydraulic pump.
- depressurizes the associated engine-driven hydraulic pump.
- removes power to the thrust reverser isolation valve.
- All of the above are correct.
All of the above are correct.
If smoke is detected in a lavatory, an aural alert sounds in the lavatory and cabin. In addition, …
- the flight deck receives a HI/LO chime.
- the seatbelt and return to seat sign illuminates.
- the lavatory call light flashes and the master call light at the associated attendant station illuminates.
- the fire extinguisher light illuminates.
the lavatory call light flashes and the master call light at the associated attendant station illuminates.
EICAS fire warning messages…
- cannot be canceled by pushing the Cancel/Recall button.
- automatically extinguish when the respective fire switch is pulled.
- extinguish when the fire bottles are discharged.
- can be recalled at the conclusion of the flight.
cannot be canceled by pushing the Cancel/Recall button.
