TM 5-3805-262-204-1. ENGINE MAINTENANCE (CONT)c. OilSampling(SHEET 1 OF 2).This task covers taking a sample of the engineoil which is then sent to a laboratory for analysis.This analysis determines howmany wear particles are contained in the engine oil and thus extent of wear of in-t e r n a l e n g i n e p a r t s.NOTEObtain clean oil sample bottle and a copy of DD Form 2026 (Oil AnalysisRequest) in accordance with local procedure.MATERIALS/PARTS: Engine oil (refer to current lubrication order)Clean cloths (Appendix C, item 1)One pint containerClean oil sample bottleREFERENCES: LO 5-3805-262-12TB 43-0210NOTEPRELIMINARY PROCEDURE: Engine left side panels removed (page 9-14).(1)(2)(3)( 4)(5)Start engine and operate atidle speed until normal operat-ing temperature is obtained.Unscrew cap from oil samplingv a l v e.Place one pint container underoil sampling valve then depressoil sampling valve pushbuttonand drain approximately onep i n t o f o i l i n t o c o n t a i n e r.Release oil sampling valvepushbutton and remove one pintc o n t a i n e r .Open clean oil sample bottle(place bottle cap on cleansurface with edges up) andp o s i t i o n b o t t l e u n d e r o ilsampling valve.Depress oil sampling valvepushbutton and fill oil samplebottle to within 1/2 inch of top.Release pushbutton and remove oil sample bottle.4-5
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