Engine Equipement Flashcards
What is the standard operation pressure of all attack lines in the FDNY?
250 psi, 3 1/2 supply has 300 psi
T or F? 2” Polyurethane lined lightweight hose is colored Green with Red Stripes?
True
What is the 2 1/2 Polyurethane lined lightweight hose colored with
White with Red Stripes (Think the White Stripes band)
What is the psi loss for:
A) 1 3/4”
B) 2 “
C) 2 1/2” (Both Rubber and light)
D) 3 1/2”
A) 20 psi
B) 10 psi
C) 5 psi
D) 3 psi
Name the Two Components of the Nozzle
Shut off and TIp
T or F? OST can be used for attack fire?
False, only MST can be used
What is the initial flowrate of a 1 3/4 hoseline?
50 PSI and 180 gpm
What is the increased NP and Flowrate of a 1 3/4 hoseline
1 3/4 does not have an increased Nozzle pressure.
What are the couplings for:
A) 1 3/4 “
B) 2 “
C) 2 1/2”
D) 3 1/2”
A) 1 1/2
B) 2 1/2
C) 2 1/2
D) 3
When would one use a 2” lightweight hose?
Standpipe system in a reisdental building.
What is the Nozzle Reaction of 1 3/4” Hoseline
68 lbs
T or F? 12/13 is the MST Size of a 1 3/4” nozzle?
False, 15/16”
What is the initial flowrate and Nozzle Pressure for a 2 1/2” Line
40 psi and 235 GPM
What is the increased Nozzle Pressure and flowrate for a 2 1/2” Line
50 psi and 265 GPM
What is the initial flowrate and Nozzle Pressure for a 2” line
50 psi and 210 GPM
What is the Nozzle Reaction for
A) 1 3/4”
B) 2
C) 2 1/2”
A) 68 lbs
B) 77 lbs
C) 78 lbs
What is the increased Nozzle Reaction for:
A) 1 3/4”
B) 2
C) 2 1/2”
A) N/A
B) 85 lbs
C) 98 lbs
What is the MST size for a 2 1/2” line?
1 1/8”
What is the MST size for a 2” line?
1”
What are the three main FDNY couplings?
1 1/2
2 1/2
3
A reducer fitting is?
A larger male to a smaller female. Larger hose to a smaller hose.
An increaser is?
A smaller male to a larger female. Smaller hose to larger hose
Double male fitting is?
two female couplings
Double female fitting is?
two male couplings