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210 AQUEOUS FILM FORMING FOAM SYSTEM (CONT’D)
Questions
210.1.2 Installed FP-180 [ref. a, sec. 3; refs. c, d] A B C D E
a. Manual control valve [ref. a, sec. 2; refs. c, d] A B
.3 HCFF two-speed system:
a. Two-speed pump with motor [ref. a, sec. 3; refs. c, d] A B C D E
b. Sprinkler group control valves/groups [ref. a, sec. 2; refs. c, d] A B C E
.4 Flight deck AFFF injection system:
a. Injection pump/motor [ref. a, sec. 3; refs. c, d] A B
b. Gallery deck injection stations [refs. c, d] B
c. Hydraulically operated 2½-inch check valve [refs. c, d] B
d. Gallery deck bypass cutout valve [refs. c, d] B
e. Flush deck nozzle cutout [ref a sec 2; refs. c, d] A B
f. Deck edge nozzle cutout valve [ref. a, sec. 2; refs. c, d] A B
.5 Balanced pressure proportioner system: [ref. a, sec. 3; refs. c, d]
a. Concentrate pump A B C E
b. AFFF proportioner/venturi A B E
c. Balancing valve A B E
.6 Installed in-line eductor (MCM/MHC class) [ref. b, sec. 4; refs. c, d] A B E
a. Manual control valve [ref. a, sec. 2; refs. c, d] A B E
b. Hose reel activation valve [ref. a, sec. 3; refs. c, d] A B E
c. Sprinkler activation valve [ref. a, sec. 2; refs. c, d] A B E
.7 AFFF transfer main system:
a. AFFF reserve tank [ref. a, sec. 3, par. 3.1.6; refs. c, d] A B
b. AFFF transfer pump/motor [ref. a, sec. 3, par. 3.1.4; refs. c, d] A B C E
c. AFFF remote reserve TLI [ref. a, sec. 3, par. 3.1.6; refs. c, d] A B
d. AFFF transfer main isolation valves
[ref. a, sec. 2, fig. 2.6; refs. c, d] A B E
.8 12-GPM pump/motor [ref. a, sec. 3; refs. c, d] A B C
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(Signature and Date)
210.2 PRINCIPLES OF OPERATION
210.2.1 How do the components work together to achieve the system’s function?
[ref. a, sec. 2]
.2 Draw a diagram of this system. [refs. c, d]
.3 Using a diagram of this system, show the path of: [refs. c, d]
a. AFFF concentrate from the tank to the discharge outlet
b. Seawater from the firemain root valve to the discharge outlet
c. AFFF reserve concentrate from the tank to the receiving station
d. AFFF concentrate in recirculation mode
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