TM 10-4320-310-145-12. INSPECT/REPAIR/REPLACE PISTONThis task covers:a.Removalc.Cleaninge.Repairb.Disassemblyd.Inspectionf.AssemblyINITIAL SETUPToolsEquipmentConditionTool Kit, General Mechanics AutomotiveParaCondition Description(Item 1, Appendix B) 5-11Cylinder removed from engine.Gudgeon Pin Extractor (Item 3, Appendix B)Micrometer, Outside (Item 3, Appendix B)Piston ring Pliers (Item 3, Appendix B)Caliper (Item 3, Appendix B)General Safety InstructionsMaterials/PartsWell-ventilated area required.Dry cleaning solvent (Item 10, Appendix E)Lubricating oil (Item 6, Appendix E)Retaining ringREMOVAL:When removing cylinder, make sure piston or connecting rod does not knockagainst crankcase. This could result in serious damage to piston orconnecting rod.1Remove and discard retaining ring (1).2Press out gudgeon pin (2) far enough to remove gudgeon pin and piston (3) from connecting rod (4).3Remove piston (3) and gudgeon pin (2).4Remove and discard retaining ring (5).5-29
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