technical manual operator instructions
technical manual operator instructions
technical manual operator instructions
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Table 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES FOR MASK,<br />
CHEMICAL-BIOLOGICAL: M45 (con’t)<br />
ITEM<br />
NO.<br />
11<br />
con't<br />
INTERVAL LOCATION PROCEDURE NOT FULLY MISSION<br />
CAPABLE IF:<br />
ITEM TO<br />
CHECK/<br />
SERVICE<br />
After<br />
Inlet Valve<br />
Assembly<br />
c. With hand, squeeze<br />
hose assembly or blow<br />
on inlet valve disk (1) to<br />
make sure it moves.<br />
Inlet valve disk sticks.<br />
d. Check inlet valve cage<br />
(2) for distortion.<br />
Inlet valve cage is<br />
damaged or won't<br />
rotate easily.<br />
2-31
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