A320-ATA-26 Fire protection Flashcards

1
Q

What are the loops for engine and APU fire detection system?

A

Loop A & B with a FDU (Fire detection unit

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2
Q

How many fire bottles per engine ?

A

2

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3
Q

How many fire extinguisher bottles for APU?

A

1

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4
Q

What system only has smoke detection?

A

Avionics system

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5
Q

Lavatory protection system ?

A

One smoke detector in each Lavatory linked to SDCU. A automatic fire extinguisher in lavatory waste bin.

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6
Q

How many loops to send a fire signal ?

A

Both or one if the other has failed.

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7
Q

how many seconds between each loop to detect flame?

A

5 seconds

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8
Q

What does activation of fire push button sequence ?

A
  1. Silences aural fire warning
  2. Arms the fire extinguisher
  3. Closes LP fuel valve
  4. Closes hydraulic fire shut off valve
  5. Closes engine bleed valve
    6.Closes Pack flow control valve
  6. Cuts off fadec power Supply
  7. Deactivates the IDG
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9
Q

What happens when fire test button pressed?

A
  1. CRC sounds
  2. The Master Warning lights flash.
  3. ENG fire warning appears on ECAM
  4. on fire panel Eng1(2) fire pb-sw lights up red / Squib lights come on white if discharge supplies are available / Disch lights come up amber
  5. Pedestal - fire lights come on red
    *Lights do not illuminate if Loop fault
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10
Q

APU fire PB activates?

A

-Shuts down APU
-Silences aural warning
-Arms the Squib light
-Closes the LP fuel valve
-Shuts off APU fuel pump
-Closes APU Bleed valve and X-Bleed valve and deactivates APU generator

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11
Q

Caro compartment detectors?

A

2 forward, 4 AFT

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12
Q

How many Squib bottles in cargo compartment?

A

2

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