Fire Protection

Question 0

IN ADDITION TO the fire bell, master warning, and discrete FIRE light, what other fire indications will be displayed during an engine fire?

Answer 0

• the engine fire switch LEFT or RIGHT fire warning light illuminates
• the engine fuel control switch fire warning light illuminates
• the EICAS warning message L or R ENGINE FIRE displays
• the engine fire switch unlocks

Question 1

What are the indications of a fire warning for ALL types of fires?

Answer 1

• fire bell sounds
• master warning lights illuminate
• discrete FIRE warning light illuminates

Question 2

IN ADDITION TO the fire bell, master warning, and discrete FIRE light, what other fire indications will be displayed during an APU fire?

Answer 2

• the EICAS warning message APU FIRE displays
• the APU fire warning light illuminates
• the APU automatically shuts down
• the APU fire switch unlocks

Question 3

IN ADDITION TO the fire bell, master warning, and discrete FIRE light, what other fire indications will be displayed during a cargo fire?

Answer 3

• the FWD or AFT cargo fire warning light illuminates

- the EICAS warning message FWD or AFT CARGO FIRE displays

Question 4

What are the fire detection and extinguishing capabilities of the wheel wells?

Answer 4

• main gear has detection and no extinguishing.

- nose wheel has no detection or extinguishing.

Question 5

What is the significance of an illuminated (system fail) FAIL P-RESET light?

Answer 5

Indicates a failure of the detectors in one of the following systems:

• engine fire (2 loops, and BOTH loops have failed)
• engine overheat (2 loops, and BOTH loops have failed)
• APU fire (2 loops, and BOTH loops have failed)
• cargo fire (2 smoke detectors, and BOTH detectors have failed)

Question 6

What happens when you push an illuminated System Fail Reset Switch (FAIL P - RESET)?

Answer 6

Extinguishes the FAIL light and resets the monitor for other systems (pilot will be directed to accomplish this via the QRH)

Question 7

What does an illuminated ENG or APU BTL (1 or 2) or cargo DISCH light mean?

Answer 7

Extinguishing bottle is discharged or has low pressure.

Question 8

What is the function of the engine or APU fire override switch?

Answer 8

Unlocks the respective engine or APU fire switch.

Question 9

What does the indication L/R ENG OVHT signify?

Answer 9

Engine overheat is detected.