TM 9-2350-247-20-1PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDINGLUBRICATION INSTRUCTIONS — Continued0128 00ITEMNO.INTERVALMAN-HOURITEM TO BECHECKED ORSERVICEDCREWMEMBERPROCEDUREEQUIPMENTNOT READY/AVAILABLEIF:39Semi-AnnualBilge PumpNOTELocation of bilge pump is accessed throughright floor plate on M548A1 and throughhull bottom access cover on M548A3.a. Check operation of fuel pump (see your –10).Turn MASTER SWITCH ON. Turn bilge pumpswitch ON. Make sure forward bilge pump lightis on. Look for stream of water or feel for astream of air at the bilge pump outlet. Whenfinished with bilge pump checks, turn off bilgepump switch, turn MASTER SWITCH OFF.0128 00-47
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