Smoke/Fire Protection Flashcards

1
Q

What does it mean if a red discharge disc is missing from left wing root?

A

Thermal discharge indicator. Blown out by extinguishant escaping to atmosphere via a thermal relief plug on each bottle. (Thermal discharge of fire bottle)

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2
Q

What does it mean if the yellow discharge disc is missing from the left wing root?

A

System discharge indicator. It’s ejected in response to the pressure of extinguishant being released from either bottle through the discharge outlet ports (Discharge via the extinguishing system).

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3
Q

What type of fire detection and protection is available in the lavatory?

A
  • A smoke detector provides visual and audible warnings.
  • An automatic, heat activated, fire extinguisher is located in the lavatory garbage container compartment.
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4
Q

How many portable fire extinguishers are on board the aircraft?

A

At least 4 fire portable fire extinguishers are on board.

  • 1 in the flight deck
  • 1 in the galley emergency equipment cupboard (upper)
  • 2 in the rear emergency equipment cupboard
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5
Q

How many smoke detectors are installed in the cargo compartment?

A

2 (roof and aft face)

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6
Q

What are the memory item drills for the SMOKE Master Warning?

A
  • Oxygen Masks…..On/100%
  • Smoke Goggles…..On
  • Mic Switch…..Mask
  • Recirc Fans…..Off
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7
Q

The fire loop responder units and control circuits are powered by what buses?

A

Essential Bus [Left essential DC Bus: No. 2 fire detector loop B/No. 1 fire detector loop A] [Right essential DC Bus: No. 1 fire detector loop B/No. 2 fire detector loop A]

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8
Q

How is a loop fault indicated?

A

Loop fault results in illumination of the appropriate loop fault warning light. 2 lights exist for each nacelle. A CHECK FIRE DET warning is also presented.

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9
Q

What are the cockpit indication of an engine fire?

A
  • Both ENGINE FIRE - PRESS TO RESET master fire warning lights illuminate
  • One of two pull fuel off handles on the fire protection panel illuminates
  • CHECK FIRE DET warning
  • Master Warning
  • Fire bell.
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10
Q

What are the cockpit indications during an engine fire test?

A

Can test one engine at a time.

  • MASTER WARNING flashing
  • CHECK FIRE DET warning
  • Both ENGINE FIRE lights flashing
  • FUEL OFF handle light
  • FAULT A and B lights
  • Fire bell rings
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11
Q

Will the ‘Check Fire Detect’ warning flight illuminate when a loop fault is detected?

A

Yes

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12
Q

During flight, you notice the “FAULT B” light has illuminated, QRH action will require?

A

Loop Select Knob …….. Set to non-illuminated fault position

So Set Loop Selection to A

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13
Q

Three things that happen when the fire “T” is pulled:

A
  • Closes fuel (Lights) and hydraulic shut-off valves
  • Arms Estinguisher System
  • Turns on Extinguisher Arm Lights
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14
Q

What do the amber fire bottle lights indicate?

A

That the squib is charged, armed and ready to be fired.

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15
Q

Where are the two engine fire bottles located?

A

Left wing root fairing

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16
Q

The engine fire bottle discharge circuits receive power from which Bus?

A

The Battery Powered Bus

17
Q

What type of fire protection does the cargo compartment have?

A
  • 2 Smoke detectors
  • 1 Smoke curtain
18
Q

APU Fire Protection

A
  • Fully Automatic
  • If fire is detected, the FIRE warning light on APU protection panel, APU caution light and CHECK FIRE DET warning light are illuminated.
  • APU will autmatically shut down, FUEL VALVE/CLOSED light comes on, extinguisher automatically discharges, if not, use EXTG switch.