TM 5-4320-300-14Table 4-1 Organizational Preventive Maintenance Checks and Services - ContinuedW -WeeklyQ- QuarterlyM -MonthlyS- SemiannuallyIntervalItemItemTo BeNo. W M Q SInspected Procedures14·Crankcase,Inspect crankcase, block, cylinder head, and valve cover forBlock, Cylin-oil or water leaks or other damage. Oil or water leaks indicateder Head, andcracks.Valve CoverInspect and tighten any loose fittings securing componentsmounted on crankcase, block or cylinder head. Tighten anyloose valve cover mounting bolts.Tighten oil pan bolts asfollows:a. Tighten oil pan mounting bolts to 20 ft-lb i27 N.m) inthe sequence shown.4-27
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