Study Guide: Fire Protection Flashcards
757/767: The forward and aft cargo compartments are equipped with:
a) Four smoke detectors
b) One smoke detector
c) Dual smoke detectors
d) Three smoke detectors
Dual smoke detectors
757/767: The main gear wheel well has fire detection and warning only. There is no fire extinguishing system. The main wheel well (WHL WELL) fire detection system is tested:
a) Automatically after first engine start
b) Automatically upon airplane power-up
c) When the ENG/APU/CARGO switch is pushed and held
d) When the wheel well (WHL WELL) fire/overheat test switch is pressed and held
When the wheel well (WHL WELL) fire/overheat test switch is pressed and held
757/767: Aside from airplane initial power-up, when are the cargo compartment smoke detectors tested?
a) When manually tested by pressing and holding the ENG button
b) When manually tested by pressing and holding the ENG/APU/CARGO button
c) When manually tested by pressing and holding the WHL WELL button
d) When the test knob is rotated to the TEST position
When manually tested by pressing and holding the ENG/APU/CARGO button
757/767: When an engine fire warning is received, one way this is indicated is by:
a) An automatic engine shut down
b) The first fire bottle automatically being discharged
c) The fire bell sounding
d) The associated engine generator automatically being tripped off
The fire bell sounding
757/767: When an APU fire is detected, the handle is electrically unlocked and may then be pulled out. If the handle fails to electrically unlock, what action is required by the crew?
a) There is no pilot input to correct this
b) Push down on the handle, then pull it up
c) Rotate the handle first, then pull it up
d) Push the fire override switch located beneath the fire handle
Push the fire override switch located beneath the fire handle
757/767: When one of the fire extinguisher bottles is discharged or has low pressure, this is indicated by:
a) A status message
b) Associated SQUIB light illumination
c) Associated EICAS message displaying
d) Associated DISCH light illuminating and EICAS message displaying
Associated DISCH light illuminating and EICAS message displaying
757/763: The discrete FIRE warning light illuminates when an engine, APU, wheel well, or cargo fire is detected. When does the light extinguish?
a) After the Master Warning reset switch is pushed
b) When the fire signal no longer exists
c) Once an engine fire handle is pulled
d) Once the EICAS CANCEL switch is pushed
When the fire signal no longer exists
757/767: The FWD cargo ARMED switch, when pushed, will have what impact on air distribution?
a) Closes all cargo heat valves
b) Turns off both recirculation fans
c) Opens the overboard exhaust valve
d) Closes the left bleed valve
Turns off both recirculation fans
752: According to the graphic, pushing the number 1 cargo fire bottle (1-BTL) discharge switch will cause what to occur?
a) Discharges the number 1 bottle into the armed compartment
b) Signals both packs to go to high flow
c) Opens the overboard exhaust valve
d) Turns off the FWD recirculation fan
Discharges the number 1 bottle into the armed compartment
757/767: Fire extinguisher bottles are installed for cargo compartment fire extinguishing. The protection time for either compartment is:
a) 195 minutes
b) 90 minutes
c) 135 minutes
d) 30 minutes
195 minutes
757/767: Each respective fire detection system contains how many sensors (loops or detectors)?
a) Engines, APU, and Wheel Well: 2 loops each; Both Cargo Compartments: 2 smoke detectors each
b) Engines and APU: 2 loops each; Wheel Well: 1 loop; Both Cargo Compartments: 1 smoke detector each
c) Engines and APU: 2 loops each; Wheel Well: 1 loop; Both Cargo Compartments: 2 smoke detectors each
d) Engines: 2 loops each; APU and Wheel Well: 1 loop each; Both Cargo Compartments: 1 smoke detector each
Engines and APU: 2 loops each;
Wheel Well: 1 loop;
Both Cargo Compartments: 2 smoke detectors each
752/763: According to the graphic, is there any action required if this STATUS message appears?
a) No, no action is required; the system automatically reconfigures to a single detector operation
b) Yes, the FIRE/OVHT TEST SYS FAIL switch must be pushed in order to reconfigure the system to a single detector operation
c) Yes, perform the QRH procedure
d) Yes, the associated CARGO FIRE switch must be pushed to the ARMED position
Yes, perform the QRH procedure
757: In the event of a dual APU fire loop failure, what indication(s) will be available to the crew?
a) The associated ENG OVHT EICAS message appears
b) Only the appropriate STATUS message(s) appear
c) Engine fire indication
d) EICAS advisory FIRE/OVHT SYS, two status messages, and the FAIL P-RESET light will illuminate on the fire/overheat test panel
EICAS advisory FIRE/OVHT SYS, two status messages, and the FAIL P-RESET light will illuminate on the fire/overheat test panel
767: The AFT cargo ARMED switch, when pushed, will have what impact on the air distribution system?
a) Inhibits high flow on both packs
b) Both packs switch to high flow
c) The right pack switches to high flow, the left pack remains in low flow
d) The right pack remains in normal flow, the left pack switches to high flow
Inhibits high flow on both packs
757/767: According to the graphic, the FAIL P-RESET light is illuminated. What could be the cause for its illumination?
a) The wheel well fire loop has failed
b) One loop of the engine overheat detection system has failed
c) One APU fire detector loop has failed
d) Dual smoke detector failure in a single cargo compartment
Dual smoke detector failure in a single cargo compartment