Chapter 5

Question 1

How is an scba placed out of service?

Answer 1

Tie the harness straps into a knot, place it OOS, fill out an scba repair request, and contact the air tech

Question 2

If you experience an scba problem, what actions should you take?

Answer 2

Leave hr contaminated atmosphere with you partner and immediately notify your officer.

Question 3

What will happen when the primary reducing circuit fails closed?

Answer 3

The vibralert will sound

Question 4

What will happen when the primary reducing circuit fails open and what actions should you take?

Answer 4

High pressure enters the manifold at 185-225 psi causing a loud sound of air, air continues to the low pressure regulator. The vibralert will operate. The user should partially close the cylinder valve.

Question 5

What should you do with a breathing regulator failed closed?

Answer 5

Fully open the purge valve rotating it 180 deg, one half turn counterclockwise

Question 6

What should you do with a breathing regulator failed open?

Answer 6

Check the purge valve. If that does not stop he flow of air, open it all the way and gate the scba bottle down.

Question 7

When the ebss is used and the original scba vibralert is going off, whose if any vibralert will go off?

Answer 7

Both the original and rescue scba vibralert will go off until 500 psi in the original bottle remains. Then it will transfer to the rescue bottle and the vibralert will go off again at 1000-1200 psi

Question 8

If the rit pak cylinder is open when connecting to the members ebss hose, air will escape at what psi?

Answer 8

100 psi

Question 9

During a reduced profile maneuver, which strap is fully removed from which shoulder?

Answer 9

The right strap from the right shoulder.