TM 3-4240-280-10
TM 3-4240-280-10
TM 3-4240-280-10
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2-5. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) (CONT).<br />
ITEM TO<br />
NOT FULLY<br />
ITEM CHECK/ MISSION<br />
NO. INTERVAL SERVICE PROCEDURE CAPABLE IF:<br />
<strong>10</strong> BEFORE, MICROPHONE a. Check that microphone (1) Microphone is not<br />
WEEKLY properly seated n pocket of seated properly.<br />
nosecup (2). Be sure there is Consult unit NBC<br />
a tight fit between<br />
NCO.<br />
Microphone (1) and<br />
nosecup (2).<br />
BEFORE, b. Check cable (3) for broken or Cable Is cut or wires<br />
WEEKLY loose connections and worn are bare. Connector<br />
insulation. Check connector plug Is cracked,<br />
plug (4) for cracks, chips, or chipped, or insulation<br />
broken Insulation. Plug is broken.<br />
microphone (1) Into<br />
Microphone does not<br />
communications system in work.<br />
helmet to make sure It s<br />
working properly.<br />
2-52 Change 3
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