Fire Panel

Question 1

FIRE PANEL

Q:​ Where​ are​ the engine​ fire​ loops installed?​ ​

Answer 1

Ref: (FOM VOL. III-DSC-26-20-10)​ ​

• Pylon​ nacelle ​
• Engine​ core​ ​
• Fan​ section​

Question 2

FIRE PANEL

Q:​ What happens if​ both fire​ loops fail?​ ​

Answer 2

Ref: (FOM VOL. III-DSC-26-20-10)​ ​

If​ the failure​ of​ both​ loops​ occurs​ within 5 seconds of​ each other,​ a FIRE warning will​ be​ issued​.

Question 3

FIRE PANEL

Q:​ What does​ an​ amber DISCH light mean? ​

Answer 3

Ref: (FOM VOL. III-DSC-26-20-20)​ ​

The​ fire​ extinguisher​ bottle has lost its pressure.

Question 4

FIRE PANEL

Q:​ How many​ fire​ extinguishers​ are​ provided for each engine?​ ​

Answer 4

Ref: (FOM VOL. III-DSC-26-20-10)​ ​

2​

Question 5

FIRE PANEL

Q:​ List the​ actions​ that occur​ when an​ ENGINE FIRE pushbutton is pressed.​ ​

Answer 5

Ref: (FOM VOL. III-DSC-26-20-20)​ ​

• 2 –​ Silences​ the​ aural​ fire warning and arms​ the​ fire​ extinguisher squibs ​
• 1 –​ Closes​ the hydraulic fire​ shut off valve ​
• 2 - Closes the​ low-pressure​ fuel valve and​ the IDG fuel​ return​ valve ​
• 1 –​ Deactivates the​ IDG (FADEC power​ supply​ also​ deactivated)
• 2 - Closes the​ pack flow control and engine​ bleed​ valves

Question 6

FIRE PANEL

Q:​ What occurs​ when you​ press​ the​ TEST​ pushbutton on the​ ENGINE FIRE panel?​ ​

Answer 6

Ref: (FOM VOL. III-DSC-26-20-20)​ ​

• CRC​ sounds
• 7​ lights:​ ​ ​
  
  • MASTER​ WARN​ lights flash​ (2) ​
  • ENG​ FIRE​ pb illuminates​ red (1) ​
  • SQUIB and DISCH lights illuminate (2)​ ​
  • ECAM FIRE​ WARNING​ (1) ​
  • FIRE light on the​ ENG​ panel​ illuminates​ (1)

Question 7

FIRE PANEL

Q:​ How many​ fire​ extinguishers​ are​ provided for the​ APU?​ ​

Answer 7

Ref: (FOM VOL. III-DSC-26-20-10)​ ​

1​

Question 8

FIRE PANEL

Q:​ List the​ actions​ that occur​ when the​ APU​ FIRE pushbutton is pressed.​ ​

Answer 8

Ref: (FOM VOL. III-DSC-26-20-20)​ ​

• 2 –​ Silences​ the​ aural​ fire warning and arms​ the APU​ fire​ extinguisher​ squib​ ​
• 1 –​ Shuts​ down the​ APU​ (ECB)​ ​
• 2 - Closes the​ low-pressure​ fuel valve and​ shuts​ OFF the​ APU fuel​ pump​ ​
• 1 –​ Deactivates the​ APU​ generator​ ​
• 2 - Closes the​ APU​ bleed and X bleed​ valves​

Question 9

FIRE PANEL

Q:​ What occurs​ when you​ press​ the​ APU​ FIRE TEST​ pushbutton?​ ​

Answer 9

Ref: (FOM VOL. III-DSC-26-20-20)​ ​

• CRC​ sounds ​
• 5​ Lights: ​
• MASTER​ WARN​ lights flash​ (2) ​
• APU​ FIRE​ pb​ illuminates​ red (1)​ ​
• SQUIB and DISCH lights illuminate (1)​ ​
• ECAM FIRE​ WARNING​ (1)

Question 10

FIRE PANEL

Q:​ Does the​ APU fire​ extinguisher automatically discharge​ if a fire​ is​ detected on the​ ground?​ ​

Answer 10

Ref: (FOM VOL. III-DSC-26-20-10)​ ​

Yes.​ The​ APU​ will automatically shut down and​ the​ APU fire​ extinguisher will discharge.

Question 11

FIRE PANEL

Q:​ Does the​ APU fire​ extinguisher automatically discharge​ if​ a fire​ is​ detected in​ flight?​ ​

Answer 11

Ref: (FOM VOL. III-DSC-26-20-10)​ ​

No​