756 Systems Fire Protection

Create an image of a Boeing 757 and 767 aircraft in flight with a focus on fire protection systems like fire extinguishers and smoke detectors, in a clear blue sky.

757/767 Fire Protection Systems Quiz

Test your knowledge on fire protection systems used in the 757 and 767 aircraft! This quiz will cover crucial aspects of fire detection and extinguishing systems, ensuring you grasp the key safety measures implemented in these aircraft.

Prepare for questions about:

Cargo compartment fire detection
Engine fire warnings
APU fire procedures
Fire extinguisher operations

20 Questions5 MinutesCreated by CheckingFlame237

1) 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

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:

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

3) 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

4) 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

5) 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

6) 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

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?

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

8) 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

9) 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

10) 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

11) 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

12) 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

13) 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

14) 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

15) 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

16) 757/767: Once a fire warning light or EICAS message has illuminated, it will only extinguish:

A) 5 seconds after extinguishing the fire

B) Once the fire signal no longer exists

C) Once the Master Warning light is pushed

D) Once all fire bottles are discharged

17) 757/767: When do any of ENG, CARGO, or APU BTL DISCH lights illuminate?

A) When the associated fire extinguisher bottle failed to discharge

B) When a fault has been detected in the associated fire extinguisher bottle

C) When the associated fire extinguisher bottle is armed for discharge

D) When the associated extinguisher bottle is discharged or has low pressure

18) 753/767: The single BTL DISCH switch, when pushed, immediately discharges Bottle 1 into the ARMED cargo compartment and:

A) Inhibits high flow on both packs

B) Turns off both recirculation fans

C) Initiates an automatic fire bottle discharged sequence

D) Turns off both recirculation fans

19) 757: If a fault is detected in both engine fire loops, how will this be indicated?

A) By an engine fire indication with appropriate EICAS messages

B) By only the appropriate STATUS message(s) appearing

C) By the FAIL P-RESET light illuminating and it cannot be extinguished

D) By two associated EICAS messages

756 Systems Fire Protection

757/767 Fire Protection Systems Quiz

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