TM 5-6115-584-12NAVFAC P-8-622-12TO-35C2-3-456-1TM-05682C-12Section III. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)3-4. GENERAL.To ensure that the Generator Set is ready for operation atall times it must be inspected systematically, so that de-fects may be discovered and corrected before they result inserious damage or failure. The necessary preventive main-tenance checks and services that are to be performed by theOperator personnel are listed and described in paragraph 3-8.3-5. CORRECTINGANDREPORTINGDEFICIENCIES.Defects discovered during operation will be noted for futurecorrection. Stop operation immediately if a deficiency isnoted which would damage the equipment or is a safetyhazard. All deficiencies and short comings will be recordedtogether with the corrective actions taken on the applicableform. Marine Corps users should refer to current issue ofTM 4700-15/1.3-6. DETERMINING PMCS INTERVALS.Certain Operator PMCS on this unit should be performedon a - per hours of operation - basis. The running timemeter on the control panel should be used to determine theGenerator Set operating time.3-7. PMCSFORUNITSINCONTINUOUSOPERATION.For PMCS performed on an operating time basis, performPMCS as close as possible to the time intervals indicated.For units in continuous operation, perform PMCS beforestarting operation if continuous operation will extendservice interval past that which is shown.3-8. PREVENTIVEMAINTENANCECHECKSANDSERVICES.Table 3-2 contains a tabulated listing of PMCS which shallbe performed by the Operator personnel. The item numbersare listed consecutively and indicate the sequence ofminimum requirements.NOTELeakagedefinitions for operator/crew PMCSshall be classified as follows:Class IClass IIClass IIISeepage of fluid (as indicated by wetness or dis-coloration) not great enough to form drops.Leakage of fluid great enough to form dropsbut not enough to cause drops to drip from itembeing checked/inspected.Leakage of fluid great enough to form drops thatfall from the item-being checked/inspected.Equipment operation is allowable with minorleakages (Class I or II). Of course, you mustconsider the fluid capacity in the item/systembeing checked/inspected. When in doubt, notifyyour supervisor.When operating with Class I or Class II leaks,continue to check fluid levels as required.Table 3-2. Operator/Crew Preventive Maintenance Checks and ServicesNOTEWithin designated interval, these checks are to be performed in the order listed.3-4Change 5
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