TRAINEE GUIDE - Recruit Training Command - The US Navy

TRAINEE GUIDE A-950-0001
OUTLINE SHEET 5-06-1 (continued)
(4) Fit mask under the ____________.
(5) Using the quick don tab, bring the ____________ over the
back of your head.
(6) Check that the harness head pad is ____________ at the high
point on the back of your head.
(7) Tighten one temple strap using small jerks until the mask
feels ____________ on that side; tighten the other temple
strap, in the same manner, until both sides feel the same
and the head pad is centered on the back of your head.
(8) Tighten both neck straps at the same time to keep
____________ centered.
(9) Tighten both forehead straps at the same time to keep the
mask centered.
(10) Shake your head quickly from side to side and up and down;
adjust straps as necessary.
(11) Clear mask by expelling the air in your lungs.
(12) Test the mask for proper seal by:
(a) Placing the ____________ of your hand over the
canister opening.
(b) Inhaling until the mask ____________. (Inhale gently
to ensure no damage occurs to the exhalation valve.)
(13) Hold your breath for ____________ seconds; if the mask
remains collapsed, you have a proper seal.
(14) If your mask does NOT collapse during the ten seconds,
readjust and retest.
(15) When the mask properly seals, breathe normally.
f. Hood and protective gloves
(1) Pull hood over head and mask; secure under your chin with
the slide on the drawstrings.
(2) Pull your smock sleeves up to your elbows.
(3) Don white cotton undergloves and black rubber outer
chemical protective gloves.
(4) Pull smock sleeves down over your gloves, and secure with
the hook and pile fasteners.
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