FF Ops Bulletin 1 - Sheet2

Question 1

From the Firefighting Operations Bulletins:

What is the normal internal temperatures of the Catalytic converter.

Answer 1

Between 1300 and 1600 degrees F

Question 2

From the Firefighting Operations Bulletins:

The normal outside temperature of a Catalytic converter can reach?

Answer 2

1000 degrees F

Question 3

From the Firefighting Operations Bulletins:

If Catalytic converters are fed too rich a fuel mixture the temperature may easily exceed?

Answer 3

1600 degrees F

Question 4

From the Firefighting Operations Bulletins:

What is the purpose of The Fuel Evaporation Control System?

Answer 4

To prevent the loss of fuel vapors from th carburetor and fuel tank due to evaporation,and prevent fuel expansion overflow

Question 5

From the Firefighting Operations Bulletins:

The fuel tank cap is designed to prevent passage of gasoline vapors directly into
the atmosphere.It incorporates a vacuum
relief set-to operate at

Answer 5

Approx. 3/8 pounds per square inch

Question 6

From the Firefighting Operations Bulletins:

In the event of a vehicle fire apparatus should be positioned in front of the vehicle that is involved in a fire by

Answer 6

at least fifty feet

Question 7

From the Firefighting Operations Bulletins:

If an apparatus must be positioned to the rear of the involved vehicle, a distance of at least _______
must be maintained.

Answer 7

One hundred feet

Question 8

From the Firefighting Operations Bulletins:

What are most vehicle fires caused by?

Answer 8

Electrical or fuel system malfunctions

Question 9

From the Firefighting Operations Bulletins:

In a vehicle with an Evaporation Control System there is a

Fuel Cap with a pressure relief set at what PSI?

Answer 9

3/5 PSI

Question 10

From the Firefighting Operations Bulletins:

The fuel tank cap should be removed for the purpose of
relieving excess pressure, during or soon after a fire situation.
True or False

Answer 10

False

Question 11

From the Firefighting Operations Bulletins:

Compressed gas inflators can be found in what locations on

vehicles?

Answer 11

Within the B and C Posts.

Question 12

From the Firefighting Operations Bulletins:

When utilizing two hand lines to attack a vehicle fire,

where should the second hand line be directed?

Answer 12

Fuel Storage Tank Area

Question 13

From the Firefighting Operations Bulletins:

What are the major electrical systems of the Electric

Vehicle (EV)

Answer 13

A charging mechanism, the traction (propulsion) battery, the controller, and the electric
traction (propulsion) motor

Question 14

From the Firefighting Operations Bulletins:

Some Airbag cylinders are designed with a compressed gas inflator system that is pressurized between?

Answer 14

1400psi and 3000psi

Question 15

From the Firefighting Operations Bulletins:

Un-deployed Airbagsmay auto ignite if the vehicle fire reaches?

Answer 15

480 degrees

Question 16

From the Firefighting Operations Bulletins:

The initiator component in an Airbag will auto ignite at?

Answer 16

750 degrees

Question 17

From the Firefighting Operations Bulletins:

Some Airbags are designed to auto inflate at repeated and prolonged temperatures above?

Answer 17

250 degrees

Question 18

From the Firefighting Operations Bulletins:

At the scene of a vehicle fire, the First 1 1/2 line should move to extinguish any fire in the ___________compartment

Answer 18

passenger compartment

Question 19

From the Firefighting Operations Bulletins:

A telltale sign of an Electric Vehicle is the ?

Answer 19

International Orange Color associated with the wiring system

Question 20

From the Firefighting Operations Bulletins:

As with any electrical system the capacitors hold stored energy, this energy must
be “dumped” for the system to be considered completely de-energized. Because of
this there is a delay of between____and_____minutes between the time the power is cut and the system is de-energized.

Answer 20

5 and 10 minutes

Question 21

From the Firefighting Operations Bulletins:

An electric vehicle (EV) is a vehicle propelled by an

Answer 21

electric motor

Question 22

From the Firefighting Operations Bulletins:

Large EV fires can be safely controlled with water; if the fire involves the
batteries and is minor in nature consider utilizing a

Answer 22

Type D” dry chemical extinguisher.

Question 23

From the Firefighting Operations Bulletins:

If Apparatus must be positioned to the rear of the involved vehicle fire a ditance of at least

Answer 23

100 ft

Question 24

From the Firefighting Operations Bulletins:

To protect the FireFighter’s the first one in a half inch line and second line should be deployed to the

Answer 24

Tank area utilizing a wide fog pattern to offer limited additional protection

Question 25

From the Firefighting Operations Bulletins:

What type of cut should firefighters make when it comes to Electric Vehicles?

Answer 25

Spy cut

Question 26

From the Firefighting Operations Bulletins:

How should you dilute toxic smoke from a burning sodium and sulfur battery?

Answer 26

use a water fog setting

Question 27

From the Firefighting Operations Bulletins:

Who’s responsible for checking the truck area of all Vehicle fires?

Answer 27

The company officer

Question 28

From the Firefighting Operations Bulletins:

You should consider positioning the apparatus and the direction of attack from the end opposite the fuel tank and if possible approach the vehicle from a

Answer 28

45 degree angle

Question 29

From the Firefighting Operations Bulletins:

The battery pack and connected cables remain ______ for several minutes after the power is disonnected.

Answer 29

Hot