TM 5-3805-262-204-1. ENGINE MAINTENANCEa. S e r v i c i n g .This task covers checking engine oil, adding engine oil, andd r a i n i n g a n d r e f i l l i n g e n g i n e o i l. If the engine is new, change engine oil and fil-ter after first 20 hours of operation. Then, change engine oil after every 150 hoursof operation . If engine operating conditions are severe, with frequent stopping andstarting and high or low engine temperatures, change oil more frequently.TOOLS: No. 1 Common Organizational Maintenance Tool KitFixed open end wrench setTorque wrench, 1/2 inch driveAutomotive Mechanic’s Tool KitSocket wrench set, 1/2 inch driveContainer, 5 gallon capacityMATERIALS/PARTS: Engine oil (refer to current lubrication order)Clean cloths(Appendix C, item 1)REFERENCES: LO 5-3805-262-12CHECKING(1)(2)(3)DRAINING(1)(2)(3)( 4)( 5)(6)NOTEPRELIMINARY PROCEDURE: Engine left side panels removed (page 9-14).ENGINE OIL LEVELTurn dipstick handle clockwise several turns then pull up to remove it.Check that oil level indicated on dipstick is between FULL and ADD marks.I f o i l l e v e l i s l ow , add just enough oil to raise level to FULL mark ond i p s t i c k. Don’t add too much oil to where oil level is above FULL mark.Install dipstick and turn handle counterclockwise to tighten.ENGINE OIL (SHEET 1 OF 2)Start engine and warm oil (causes wear particles and other contaminantsto be suspended in oil).Place five gallon container under oil pan drain plug.Using open end wrench, remove oil pan drain plug and gasket and drainengine oil into container.After oil has completely drained, clean drain plug using clean cloth andcheck that gasket is not damaged. If gasket is damaged, replace it.Reinstall drain plug and gasket; tighten drain plug to 18-20 lb-ft.If necessary, remove and replace engine oil filter (page 4-4).4-2
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