Training Bulletin 12

Question 1

What percent of fires in a sprinklered building are extinguished or satisfactorily held in check?

Answer 1

96%

Question 2

What psi should you pump if no fire is showing?

Answer 2

100 PSI

Question 3

What psi should you pump if fire is showing?

Answer 3

150 PSI

Question 4

Where can you find the list of sprinklered buildings?

Answer 4

F-316’s filed behind the f-173

Question 5

How many sprinklers in a junior system?

Answer 5

Not over 3 or 4 sprinklers are likely to operate.

Question 6

What size supply for a Junior system?

Answer 6

1” Brass pipe and electric water flow alarm.

Question 7

What size is are the pipes for the Junior System?

Answer 7

3/4 or 1” copper tubing

Question 8

What size are the orfice’s of the junior system?

Answer 8

1/4” or 3/8”

Question 9

How much water will they discharge?

Answer 9

1/2 as much water as the standard 1/2” sprinkler.

Question 10

How are the Junior system sprinklers distinguished?

Answer 10

A pintle extending beyond the center of the deflector.