TM 5-3825-229-14&P6-15. ENGINE CRANKCASE (BLOCK)THIS TASK COVERS:Equipment/Material Required:a.CleaningLubricating oil (Item 10, Appendix E)b.InspectionCleaning Solvent (Item 13, Appendix E)c.RepairDetergentINITIAL SETUP:Personnel Required: 2Tools Required:Equipment Conditions:NomenclatureRefConditionsShop Equipment,5-6Engine removedAuto Maintenance5-10 Flywheel housing removedand Repair, Field5-12 Oil pump removedMaintenance5-13 Exhaust manifold removed5-14 Intake manifold removed6-4Cylinder head and valves removed6-5Tappets removed6-8Idler gears and backplate removed6-11 Pistons and connecting rods removed6-12 Crankshaft removed6-13 Camshaft removeda.Cleaning.WARNINGWear protective goggles when using the cleaning solvent. Avoid contact with the eyes. If contact occurs, flush eyes withcold water for 5 minutes and seek immediate medical attention. Dry cleaning solvent (PD-680) is both toxic andflammable. Avoid prolonged breathing of vapors. Avoid skin contact. Use only in a well-ventilated area. Keep away fromopen flame. Flash point of solvent is 138°F (59C).(1) Clean the crankcase with cleaning solvent (PD-680) and dry thoroughly.(2) Scrape all old gasket material from crankcase surfaces.(3) Use warm water and a detergent and flush the crankcase. Use rags and air pressure to dry crankcase.6-46
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