TM 5-4320-302-14Table 4-1. Organizational Preventive Maintenance Checks and ServicesW-WeeklyQ-QuarterlyM-MonthlyS-SemiannuallyINTERVALITEMNO.WMQSITEM TO BE INSPECTEDPROCEDURESDuring PMCS it is necessary to run the engine tobe sure that the work has been accomplishedsatisfactorily. Since the pump is directly coupledto the engine, the pump will run when the engineruns. Running the pump for longer than a fewseconds without water in the volute will damagethe pump. When necessary to run the pump forlonger than a few seconds, make sure that suc-tion and discharge hoses are installed and asource of water to be pumped is available. Startengine, prime and operate pump to duplicatenormal operation and prevent pump from over-heating.NOTEWhen accomplishing Organizational PMCS, in-spect all painted surfaces. Paint must be in goodcondition with no bare metal or corrosion. Bareor corroded metal that was originally paintedmust be refinished as soon as possible in accord-ance with MI L-T-704.When accomplishing PMCS, intervals providedin figure 4-1, Lubrication Order, take precedenceover those in table 4-1. However, intervals pro-vided in this table should be considered mini-mum intervals and should not be exceededunless the centrifugal pump unit has been pre-served for storage.4-9
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