TRAINEE GUIDE - Recruit Training Command - The US Navy

TRAINEE GUIDE A-950-0001
OUTLINE SHEET 1-16-1 (continued)
(2) Potassium bicarbonate (PKP)
(3) Aqueous film forming foam (AFFF)
b. 15-pound CO2 portable fire extinguisher
(1) Purpose--Primarily used to combat class “C” fires; however,
can be used to extinguish small localized class “B” fires.
(2) Components
(a) Cylinder--Holds 15 pounds of CO2.
(b) Cylinder valve assembly
1 Opened by squeezing the squeeze grip to activate
extinguisher.
2 To prevent inadvertent activation, the
____________ grip is protected by a locking pin
with a tamper seal.
(c) Hose and horn assembly--Used to direct the flow of CO2
towards the fire.
(3) Operating procedures
(a) Hold extinguisher upright and on the ____________.
(b) Remove the ____________ seal and locking pin from the
cylinder valve assembly.
(c) Grasp the squeeze grip.
(d) Approach the fire, as close as possible, from upwind.
(e) Squeeze the grip to open the cylinder valve and
release CO2.
(f) Direct the CO2 toward the ____________ of the fire and
slowly move the horn from side-to-side.
(g) The ____________ effective range of the extinguisher
is four to six feet from the outer end of the horn.
(4) SAFETY PRECAUTIONS
(a) The "snow" that appears upon the release of CO2 from
the extinguisher will blister and burn one's skin.
1 Do NOT direct the flow of CO2 toward exposed skin.
2 Grasp horn ONLY by its ____________ handle.
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