Fire Protection

Question 1

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?

Answer 1

Push the fire override switch located beneath the fire handle

Question 2

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:

Answer 2

When the wheel well WHL WELL) fire/overheat test switch is pressed and held

Question 3

757/767: Once a fire warning light or EICAS message has illuminated, it will only extinguish:

Answer 3

Once the fire signal no longer exists

Question 4

757/767: The forward and aft cargo compartments are equipped with

Answer 4

Dual smoke detectors

Question 5

752/763: According to the graphic, is there any action required if this STATUS message appears?

Answer 5

Yes, perform the QRH procedure

Question 6

757/767: According to the graphic, the FAIL P-RESET light is illuminated. What could be the cause for its illumination?

Answer 6

Dual smoke detector failure in a single cargo compartment

Question 7

757/763: The discrete FIRE warning light illuminates when an engine, APU, wheel well, or cargo fire is detected. When does the light extinguish?

Answer 7

When the fire signal no longer exists

Question 8

757: If a fault is detected in both engine fire loops, how will this be indicated?

Answer 8

By an engine fire indication with appropriate EICAS messages

Question 9

757: If a fault is detected in both engine fire loops, how will this be indicated?

Answer 9

By an engine fire indication with appropriate EICAS messages

Question 10

757/767: There are two engine fire extinguisher bottles. Which of the following statements is true?

Answer 10

Either or both bottles can be discharged into either engine

Question 11

752: According to the graphic, pushing the number 1 cargo fire bottle (1-BTL) discharge switch will cause what to occur?

Answer 11

Discharges the number 1 bottle into the armed compartment

Question 12

767: The AFT cargo ARMED switch, when pushed, will have what impact on the air distribution

Answer 12

Inhibits high flow on both packs

Question 13

757/767: Fire extinguisher bottles are installed for cargo compartment fire extinguishing. The protection time for either compartment is:

Answer 13

195 minutes

Question 14

757/767: The FWD cargo ARMED switch, when pushed, will have what impact on air distribution?

Answer 14

Turns off both recirculation fans

Question 15

757/767: When do any of ENG, CARGO, or APU BTL DISCH lights illuminate?

Answer 15

When the associated extinguisher bottle is discharged or has low pressure

Question 16

757/767: When an engine fire warning is received, one way this is indicated is by:

Answer 16

The fire bell sounding

Question 17

757/767: When one of the fire extinguisher bottles is discharged or has low pressure, this is

Answer 17

The associated DISCH light illuminating and EICAS message displaying

Question 18

757: The ENG/APU/CARGO test switch does not test the:

Answer 18

Turbine and strut overheat detection system

Question 19

753/767: Each lavatory has a single smoke detector. If smoke is detected:

Answer 19

There are no flight deck annunciations of smoke detected in any lavatory

Question 20

757: The ENG Fire/Overheat Test Switch, when pushed and held, tests the:

Answer 20

Turbine and strut overheat detection system

Question 21

757/767: Each respective fire detection system contains how many sensors (loops or detectors)?

Answer 21

Engines and APU: 2 loops each; Wheel Well: 1 loop; Both Cargo Compartments: 2 smoke detectors each

Question 22

753/767: The single BTL DISCH switch, when pushed, immediately discharges Bottle 1 into the ARMED cargo compartment and:

Answer 22

Initiates an automatic fire bottle discharged sequence

Question 23

757: An APU fire on the ground with both engines shut down requires what action?

Answer 23

No action is required; the fire is automatically extinguished

Question 24

757: In the event of a dual APU fire loop failure, what indication(s) will be available to the crew?

Answer 24

EICAS advisory FIRE/OVHT SYS, two status messages, and the FAIL P-RESET light will illuminate on the fire/overheat test panel

Question 25

757/767: Aside from airplane initial power-up, when are the cargo compartment smoke detector

Answer 25

When manually tested by pressing and holding the ENG/APU/CARGO button