TRAINEE GUIDE - Recruit Training Command - The US Navy

TRAINEE GUIDE A-950-0001
OUTLINE SHEET 1-16-1 (continued)
(b) Ensure the cylinder is on the deck when discharging
CO2 to protect the user from ____________ because of
static electricity.
c. 18- and 27-pound PKP portable fire extinguishers
(1) Purpose--Used to extinguish class:
(a) “B” fires--____________.
(b) “C” fires--As a last resort.
(2) Components
(a) PKP cylinder--Stores PKP extinguishing agent.
(b) Fill cap--Removed to fill extinguisher.
(c) CO2 cartridge--Stores CO2; CO2 supplies the propellant
force to discharge PKP onto the fire.
(d) Puncture lever--Punctures the CO2 cartridge to release
CO2 into the PKP cylinder.
(e) Locking pin with seal--Secures the puncture lever.
(f) Hose and nozzle--Directs the flow of PKP onto the
fire.
(3) Operating procedures
(a) Pull the locking pin and seal.
(b) Push the puncture lever to charge the extinguisher.
(c) Approach the fire, as close as possible, from upwind.
(d) Squeeze the nozzle grip.
(e) Direct the chemical (PKP) at the base of the fire.
(f) The effective range of PKP extinguishers are:
1 18-pound extinguisher: ____________ feet.
2 27-pound extinguisher: ____________ feet.
(g) Use a rapid, side-to-side sweeping motion.
(4) SAFETY PRECAUTION: In a confined space, discharge the
extinguisher in ____________ bursts. Long discharges will
reduce visibility and make breathing difficult.
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