Turbine Fire Protection Study Guide revised Flashcards

1
Q

Which operation still provides a loop fire protection in a two-wire thermal switch detector system?

A

open loop and LOOP B

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2
Q

There are two distinct fire zones on a turbine engine. They are the _____ section and _____ section

A

Hot, Cold

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3
Q

In a spot detection system, which one will still work if one probe activates?

A

Two wire system

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4
Q

What are the three principles required for a fire to occur?

A

Fuel (Source of burning substance)

Oxygen (Feeds the Fire)

spark (Spark, Hot Spot, Ash, Etc.)

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5
Q

The Turbine fire extinguishing system is separate from the airframe fire extinguishing system.

A

False

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6
Q

Engine nacelle fire extinguishing fire bottles are pressurized between ___ and ___ p.s.i.g.

A

500 and 600 p.s.i.g

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7
Q

True or False: After engine wash, it’s common practice to spray the inlet with preservatives.

A

True

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8
Q

Fire bottles for the engine extinguishing system are only stored in the engine pylon.

A

False, they’re stored damn near any where

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9
Q

Which FAR does not pertain to turbine fire protection?

A

145 look which one that are

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10
Q

Which system is not a common type of turbine surveillance system?

A

SMOKE DETECTOR

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11
Q

Of the two types of thermal switch systems, which one cannot be set into series?

A

Old Kidde system

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12
Q

According to the FARs a fire detection system must tell you that a fire has started and ____.

A

when a fire is out.

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13
Q

According to the FARs each external line, fitting, or other component that contains flammable liquid ________.

A

Must be fire resistant or fire proof

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14
Q

What is another name for a thermal switch?

A

spot detector

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15
Q

In a thermal switch fire detection system, the detectors are wired in what kind of circuit?

A

Parallel

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16
Q

A thermocouple in a fire detection system causes the warning system to operate because____.

A

It generates a small current when heated

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17
Q

Which of the following detectors is considered a rate of temperature rise type?

A

thermocouple

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18
Q

A Fenwal continuous loop system has ____.

A

Ceramic beads wetted with eutectic salts, single conductor

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19
Q

When a section of a Fenwal continuous loop system is exposed to fire?

A

Its electrical resistance goes down

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20
Q

What will the detector resistance do when heat is detected in a Kidde continuous loop fire detector?

A

decrease

21
Q

A Lindbergh fire system detects____.

A

both fire and overheat

22
Q

What happens when a Lindbergh continuous-length sensor is exposed to fire?

A

. It’s internal pressure goes up

23
Q

A Lindbergh continuous element fire detection bell is activated by?

A

gas pressure

24
Q

Smoke detectors would most likely not be used on turbine engines because?

A

They can’t detect hot air leaks (maybe)

25
Q

Smoke detectors are classified by their method of

A

Detection

26
Q

Type A fires can usually be extinguished most effectively with _____.

A

Water

27
Q

What type of fire extinguishing agent would you not use on an aircraft turbine fire?

A

Water

28
Q

Which agent chemically interferes with combustion and displaces oxygen to put out a fire?

A

Halon1301

29
Q

How can a fire suppressant agent be charged in a fire bottle?

A

they are charged with nitrogen

30
Q

What is the color code for fire extinguisher lines?

A

brown

31
Q

If the red disc is missing from the aircraft exterior it indicates (HRD system)?

A

bottle discharged due to overheat

32
Q

The most popular type of fire extinguishing agent used in the HRD system is ____.

A

Halon 1301

33
Q

If the yellow disc is missing from the aircraft exterior it indicates (HRD system)?

A

bottle discharged due to normal operation

34
Q

What will happen when the pilot pulls the fire T-handle in modern airliner?

A

uncovers bottle discharge switch

arms the fire extinguishing bottle discharge switch

stops the flow of fuel and hydraulic fluid to the engine

disconnects the generator field relay

35
Q

What are smoke detectors classified as?

A

spot detectors

36
Q

What is the best fire extinguishing agent used to extinguish an intake fire?

A

CO2

37
Q

A combustor fire occurs on a turbine engine, what should you do?

A

cut fuel and run engine

38
Q

After a fire is extinguished, or overheat condition removed in aircraft equipped with a Systron-Donner fire detector, the detection system:

A

automatically resets

39
Q

In a fixed fire extinguishing system, there are two small lines running from the system and exiting overboard. These line exit ports are covered with a blowout type indicator disc. Which of the following is true?

A

When the yellow indicator disk is missing, it indicates the fire extinguishing system has been normally discharged.

40
Q

In an engine compartment (Nacelle), which class fire zone would be identified by having a large quantity of airflow across a similarly shaped obstruction area?

A

Class A

41
Q

The explosive cartridge in the discharge valve of a fire-extinguisher container is a ________

A

.A life-dated unit.

42
Q

What type of extinguishing agent would you use on a Class D fire?

A

Dry powder chemical

43
Q

In an APU compartment, which class fire zone would be identified by a small amount of airflow through the compartment?

A

Class C

44
Q

What type of extinguishing agent would you use on a fire in the turbine section?

A

CO2

45
Q

What would you use to test a fire detection system?

A

Jetcal analyzer

46
Q

Which statement is true according to FAR 33.

A

Construction of turbine engines.

47
Q

Thermal switch fire detection units respond to a ____ temperature.

A

Pre-set Tempeture

48
Q

What is burning in the different classifications of fires?

A

A. Solids
B. Liquids
C. energized electrical
D. Metals