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 />
INTERVAL LOCATION PROCEDURE NOT FULLY MISSION<br />
CAPABLE IF:<br />
ITEM TO<br />
CHECK/<br />
SERVICE<br />
8 After Head<br />
Harness<br />
a. Check buckles (1) for<br />
bends, cracks, or<br />
corrosion. Pull on head<br />
harness straps to ensure<br />
buckles hold straps.<br />
Buckles are missing,<br />
broken, or will not hold<br />
straps.<br />
b. Put on facepiece (para<br />
2.4) and check head<br />
harness for loss of<br />
elasticity.<br />
c. Check for cleanliness.<br />
Check each strap for<br />
cuts, tears, missing parts<br />
or deterioration such as<br />
mildew or fraying<br />
Head harness will not<br />
hold mask firmly<br />
against your face.<br />
Head harness is cut,<br />
torn, frayed has<br />
missing parts or<br />
deterioration<br />
2-27
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