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Dog shit > Fire Protection > Flashcards

Fire Protection Flashcards

1
Q

Which areas of the aircraft have Fire Detection systems?

A

Engines, APU, Main Wheel Well, Lower Cargo, Lavatory,

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2
Q

Which areas have fire Extinguishing/Suppression systems?

A

Engine, APU, Lower cargo compartment, Lavatory

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3
Q

What does an illuminated Master FIRE WARN (red) light indicate?

A

Fire warning conditions detected

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4
Q

What causes it to illuminate?

A

System test or Fire in Eng ½, APU, Cargo compartment, Main Wheel well

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5
Q

Extinguish?

A

Extinguishes when either of the Master FIRE WARN lights pressed or condition no longer exists

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6
Q

What causes the Fire Warning Bell to sound?

A

Comes on in conjunction with the light. Test or fire

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7
Q

How can it be silenced?

A

Pushing the either Master FIRE WARN lights or Bell cutout

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8
Q

What does an illuminated Engine Overheat (amber) light indicate?

A

Temp has increased to a predetermined limit.

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9
Q

What causes it to illuminate?

A

The Engine and APU Fire Detection Module senses overheat condition

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10
Q

Extinguish?

A

when temp < Overheat Set Point

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11
Q

How many engine fire extinguisher bottles are there?

A

Two

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12
Q

Can these bottles be discharged into both engines, or only the respective engine?

A

Either engine but both bottles discharge only into one engine at a time

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13
Q

What powers the Engine Overheat and Fire Detection system?

A

Battery bus

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14
Q

The Engine Fire Extinguishing system?

A

Hot Bat Bus

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15
Q

What does pulling the engine fire switch do?

A

Closes: engine fuel shutoff valve, spar shut off valve, engine bleed air valve, pack valve, Hyd shutoff
valve, deactivates Eng hyd pump. Trips the Generator control Relay and Breaker, Disables thrust
reverser, Arms squibs, Allows the engine fire switch to be rotated for discharge.

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16
Q

What does rotating the engine fire switch do?

A

Electronically “fires” a squib, discharging the bottle

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17
Q

. How many detector loops does each engine have?

A

Two

18
Q

. How many detector loops does each engine have?

A

Each loop provides both fire and overheat protection

19
Q

What are the indications of a single loop failure?

A

No flight deck indication of a single loop failure

20
Q

A dual loop failure?

A

Fault light On Fire Detection Panel

21
Q

. What does an illuminated FAULT (amber) light indicate?

A

a. With the OVHT DET switch in Normal: both loops failed on an engine.
b. A or B: that the selected loop has failed

22
Q

Extinguish?

A

If the condition no longer exists

23
Q

What does an illuminated Engine Fire (red) Switch indicate?

A

Fire condition detected

24
Q

What are indications of an engine fire?

A

Master Warn lights, Fire bell, fire handle illuminated

25
Q

What are the components of the APU Fire Extinguishing system?

A

1Bottle, 1 loop

26
Q

How many fire extinguisher bottle does the APU fire extinguishing system have?

A

1

27
Q

What does pulling the APU Fire (red) switch up do?

A

Closes APU Fuel Shutoff Valve, Bleed Valve, Inlet Door, Trips Gen, Arms Squib,

28
Q

Rotating the switch?

A

Fires bottle squib

29
Q

Where is the APU Fire Protection Panel located, and what does it do?

A

Wheel well, Ground horn, flashing red light. Pull handle to discharge bottle, light turns steady until
fire is extinguished.

30
Q

What powers the APU Fire Detection system?

A

Bat bus

31
Q

The APU Fire Extinguishing system?

A

Hot bat bus

32
Q

What are the components of the Main Wheel Well Fire Protection system?

A

Single loop detector

33
Q

The nose wheel well?

A

None

34
Q

What does an illuminated WHEEL WELL (red) light indicate?

A

Temp detected > Predetermined limit

35
Q

What causes it to Extinguish?

A

Temp <limit

36
Q

What are the components of the Lower Cargo Fire Protection system?

A

Dual, loop style smoke detectors, 2 bottles

37
Q

What does an illuminated DETECTOR FAULT (amber) light indicate?

A

Both loops failed

38
Q

An illuminated Cargo Fire FWD/AFT (red) light?

A

Both loops Smoke detected

39
Q

The FAULT/INOP and OVHT/FIRE TEST switch, when in the FAULT/INOP position, tests what?

A

Ability to detect a fault

40
Q

When in the OVHT/FIRE position?

A

Ability to detect fire

Dog shit (17 decks)

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