T M 5 - 6 1 1 5 - 5 8 5 - 1 2NAVFAC P-8-262-12TO - 35C2 - 3 - 455 - 1TM-05684C-12TABLE 4-1.ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES--continued4 - 6Change 5ITEM TO BEINSPECTEDFuel TankLubricatingO i l a n d F i l-t e rF u e l S t r a i n-e rPrimary FuelF i l t e rSecondaryF u e l F i l t e rB a t t e r i esCrankcaseBreatherDust capso n a irc l e a n erA i r c l e a n erPROCEDURESCheck for and have repairedOpen drains on fuel strainer,and primary and secondary filters.Drain water and sediment (para3 - 2 0 ).Allow to drain until fuelruns clean.Open drain on fuel tank and drainwater and sediment (para 3-13).Allow to drain until fuel runsc l e a n .Change lubricating oil and filterevery 100 hours(L.O., fig. 3-1).Clean fuel strainerhours of operationService primaryhours of operationof operatione v e r y 3 0 0( p a r a 4 - 2 0 ) .f i l t e r e v e r y 5 00( p a r a 4 - 2 0 ) .Service secondary filter every1000 hours (para 4-20).Perform a hydrometer test onbatteries every 300 hours, orq u a r t e r l y.Refer to para 4-25cfor test procedures.Inspect breather tube every 500hours, clean as necessary (para4 - 4 5 ).C l e a n o u t d u s t c a p s o n a irc l e a n e r a s s e m b l y ( e v e r y 1 00o p e r a t i n g h o u r s o r m o r e f r e-q u e n t l y u n d e r u n u s u a l c o n d i -t i o n s . )C l e a n e v e r y 1 0 0 0 o p e r a t i ngh o u r s o r a s c o n d i t i o n s d i c -t a t e .R e p l a c e a i r c l e a n ere v e r y 2 0 0 0 o p e r a t i n g h o u r s .EQUIPMENT ISNot Ready/Available if:Air cleaneris missing orunserviceable.
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