11.8b Portable Extinguishers

Question 1

how many extiguisers must be on board if there is 7-30 people on board?

Answer 1

1

Question 2

how many extiguisers must be on board if there is 31-60 people on board?

Answer 2

2

Question 3

how many extiguisers must be on board if there is 61-200 people on board?

Answer 3

3

Question 4

how many extiguisers must be on board if there is 201-300 people on board?

Answer 4

4

Question 5

how many extiguisers must be on board if there is 301-400 people on board?

Answer 5

5

Question 6

how many extiguisers must be on board if there is 501-600 people on board?

Answer 6

7

Question 7

how many extiguisers must be on board if there is 601 or more people on board?

Answer 7

8

Question 8

what are the two types of halons employed in aviation?

Answer 8

-halon 1301: total flooding agent and discharges mostly as a gas
-halon 1211: a streamline agent that is discharged mostly as a liquid stream

Question 9

what class fires can halon extinguishers handle ?

Answer 9

class A B and C should NOT be used on class D as it may react vigorously

Question 10

where are C02 mainly used as a fire extinguishers?

Answer 10

to extinguish fires on the ramp for exterior fires such as APU fires

Question 11

what types of fires do dry powders put out?

Answer 11

class A B and C fires

Question 12

what are the types of fire extinguishers?

Answer 12

-water - class A
-carbon dioxide - class B or C
-dry chemicals - class A,B orC
-halons - class A,B or C
-halocarbon clean agents - Class A,B or C
-specialised dry powder -class D

Question 13

what handheld extuishers are unsuitable as cabin or flight deck equipments ?

Answer 13

-dry chemicals
-Carbon dioxide
-Specialised dry powder, suitable for use in ground operations

Question 14

what are cargo compartments defined by?

Answer 14

-in-flight accessibility
-presence of fire/smoke detectors
-presence of extinguishing systems

Question 15

what is a class A compartment?

Answer 15

-provide visual detection of smoke
-accessible in flight
-there is a fire extinguisher
for example a small cargo compartment between the flight
deck and passenger cabin

Question 16

what is a class B compartment ?

Answer 16

-sufficient access is in flight to enable a crewmember to effectively reach all parts of the compartment
-no hazardous quantities of smoke or flames will enter any people habited compartments
-each comparment must be equipped with a smoke or fire detector
-hand fire extinguishers shall be readily available

Question 17

what is a class C compartment ?

Answer 17

-seperate smoke or fire detector system to give warnings
-built in fire extinguisher controlled by the flight crew
-a means is provided to exclude hazardous quantities of smoke, flames other noxious gases
-ventillated

Question 18

what is a class D compartment?

Answer 18

class D is no longer used. all class D must now be class C or E

Question 19

what is a class E compartment?

Answer 19

-seperate system of smoke or fire detector
-means to shut off the ventilating airflow to or within the compartment
-means provided to exclude hazardous quantities of smoke, flames or noxious gases from entering the flight deck
-requires flight crew emergency exits accessible under all cargo loading conditions