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TM 3-4240-280-10

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2-<strong>10</strong>. CHECKING YOUR FACEPIECE FOR LEAKS.<br />

WARNING<br />

You must check the facepiece for leaks when it is fitted and each time you put it<br />

on. A leaky facepiece will not protect you from toxic agents.<br />

Keep face clean shaven. An unshaven face could cause a bad seal between face<br />

and facepiece.<br />

a. Check that canister (l) improperly<br />

fitted to air duct hose (2) by firmly<br />

grasping hose clamp (3) and<br />

attempting to twist air duct hose (2)<br />

with moderate pressure. If the air<br />

duct hose or clamo turns while<br />

applying moderate pressure, tighten<br />

clamp more securely.<br />

2-72

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