B-112 Use of SCBA and PASS

Question 1

The use of SCBA means that all personnel shall have ____

Answer 1

face pieces (masks) in place, tank valve fully opened, and breathing air from the supply provided.

Question 2

When not in use, each SCBA should be stored ____

Answer 2

in its mounting bracket and should be secured from falling by use of the restraining strap, if available.

Question 3

A SCBA shall be worn ready for use by all personnel operating in a situation where the atmosphere is not contaminated or oxygen deficient but ____

Answer 3

the possibility exists that such a condition could develop.

Question 4

SCBA will be worn in any atmosphere where monitoring has shown the carbon monoxide level to exceed ____

Answer 4

30 parts per million

Question 5

____ will conduct a thorough investigation of any smoke inhalation or respiratory injury sustained by firefighters.

Answer 5

The Fire Prevention Bureau

Question 6

All personnel entering an IDLH atmosphere should visually check ____ and ____ to ensure the amount of air supply in the attached cylinder.

Answer 6

• the mechanical pressure gauge located on the shoulder strap
• the “heads up display”

Question 7

Until the ____ has made the decision that the IDLH atmosphere has sufficiently dissipated, all personnel shall continue use of their SCBA. This includes operating during salvage and overhaul phases of the fire incident.

Answer 7

Incident Commander

Question 8

All personnel shall assure the safe handling of SCBA. The regulator shall be ____ when not in use, preventing ____. Care shall be taken not to drag or drop the SCBA. This type of misuse or mishandling is considered a violation of this policy.

Answer 8

• carried in its holder

* debris and water from entering and impeding its operation

Question 9

Each SCBA that is not assigned to an individual or in-service unit will be inspected ____.

Answer 9

• weekly

Question 10

Visually inspect the cylinder and valve assembly for physical damage such as dents, gouges in metal or in composite wrapping (gouges ____ deep and ____ long must be taken out of service and sent to Support Services for inspection).

Answer 10

• 1/8”

* 1”

Question 11

Check the cylinder pressure for “full”. If cylinder pressure is less than ____, it is considered out of service and must be replaced with a fully charged cylinder.

Answer 11

4000 psi

Question 12

Once the air cylinder has been fully opened, check the four lights in your HUD. The fifth light is ____. Compare the psi gauge reading on the cylinder to the analog gauge located on the right shoulder strap (any deviation of more than ____ between the gauges warrant placing the SCBA out of service). Compare the reading in your HUD with the analog gauge located on the right shoulder strap. Remember that ____ is your primary indicator of air supply.

Answer 12

• the low battery indicator
• 100 psi
• the HUD

Question 13

Manually activate the PASS device by ____.

Answer 13

depressing and holding the button down for 3-5 seconds

Question 14

Following cleaning procedures, SCBA masks should be inspected for the following:

Answer 14

1. Deep gouges or cracks in the lens.
2. Cracks in the rim assembly around the mask skirt.
3. Cuts or tears in the silicone skirt or head strap.