TM 9--2350--292--20--10187 00--1250187 00PREVENTIVE MAINTENANCE CHECKS AND SERVICES INCLUDINGLUBRICATION INSTRUCTIONS -- CONTINUEDTABLE 3 PREVENTIVE MAINTENANCE CHECKS AND SERVICESINCLUDING LUBRICATION INSTRUCTIONS, SEMIANNUALLY -- CONTINUEDITEMNO.NOT FULLYMISSIONCAPABLEIF:PROCEDURELOCATIONITEM TOCHECK/SERVICEINTERVALSEMIANNUALLYEXTERIOR37Smoke GrenadeLauncher SystemM239 --Continued(4) Using multimeter (item 84,WP 0717 00), check to see if approxi-mately 24--volts exist on plug pins intubes 5 (7), 2 (8) and 1 (9) on left dis-charger (10), and tubes 3 (11), 6 (12) and4 (13) on right discharger (14). No volt-age should exist on any other plug pins.(5) Release L hand pushbutton (3),depress and hold R hand pushbutton (4).(6) Check to see if approximately24--volts exist on plug pins in tubes 3(15), 6 (16) and 4 (17) on left discharger(10), and 5 (18), 2 (19) and 1 (20) onright discharger (14). No voltage shouldexist on any other plug pins.312111913201571681791014418
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