Turbine Fire Protection Study Guide revised

Question 1

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

Answer 1

open loop and LOOP B

Question 2

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

Answer 2

Hot, Cold

Question 3

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

Answer 3

Two wire system

Question 4

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

Answer 4

Fuel (Source of burning substance)

Oxygen (Feeds the Fire)

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

Question 5

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

Answer 5

False

Question 6

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

Answer 6

500 and 600 p.s.i.g

Question 7

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

Answer 7

True

Question 8

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

Answer 8

False, they’re stored damn near any where

Question 9

Which FAR does not pertain to turbine fire protection?

Answer 9

145 look which one that are

Question 10

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

Answer 10

SMOKE DETECTOR

Question 11

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

Answer 11

Old Kidde system

Question 12

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

Answer 12

when a fire is out.

Question 13

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

Answer 13

Must be fire resistant or fire proof

Question 14

What is another name for a thermal switch?

Answer 14

spot detector

Question 15

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

Answer 15

Parallel

Question 16

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

Answer 16

It generates a small current when heated

Question 17

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

Answer 17

thermocouple

Question 18

A Fenwal continuous loop system has ____.

Answer 18

Ceramic beads wetted with eutectic salts, single conductor

Question 19

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

Answer 19

Its electrical resistance goes down

Question 20

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

Answer 20

decrease

Question 21

A Lindbergh fire system detects____.

Answer 21

both fire and overheat

Question 22

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

Answer 22

. It’s internal pressure goes up

Question 23

A Lindbergh continuous element fire detection bell is activated by?

Answer 23

gas pressure

Question 24

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

Answer 24

They can’t detect hot air leaks (maybe)

Question 25

Smoke detectors are classified by their method of

Answer 25

Detection

Question 26

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

Answer 26

Water

Question 27

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

Answer 27

Water

Question 28

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

Answer 28

Halon1301

Question 29

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

Answer 29

they are charged with nitrogen

Question 30

What is the color code for fire extinguisher lines?

Answer 30

brown

Question 31

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

Answer 31

bottle discharged due to overheat

Question 32

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

Answer 32

Halon 1301

Question 33

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

Answer 33

bottle discharged due to normal operation

Question 34

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

Answer 34

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

Question 35

What are smoke detectors classified as?

Answer 35

spot detectors

Question 36

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

Answer 36

CO2

Question 37

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

Answer 37

cut fuel and run engine

Question 38

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

Answer 38

automatically resets

Question 39

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?

Answer 39

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

Question 40

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?

Answer 40

Class A

Question 41

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

Answer 41

.A life-dated unit.

Question 42

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

Answer 42

Dry powder chemical

Question 43

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

Answer 43

Class C

Question 44

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

Answer 44

CO2

Question 45

What would you use to test a fire detection system?

Answer 45

Jetcal analyzer

Question 46

Which statement is true according to FAR 33.

Answer 46

Construction of turbine engines.

Question 47

Thermal switch fire detection units respond to a ____ temperature.

Answer 47

Pre-set Tempeture

Question 48

What is burning in the different classifications of fires?

Answer 48

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