TM 5-4320-300-146-10. PISTONS AND CONNECTING RODS (CONT)Location/ItemActionRemarksDISASSEMBLY3.Piston ringsNote piston and ring condition. Remove ringsand discard.4.First pistonSecure connecting rod inpin retainervise equipped with softjaws. Punch a hole throughone of the piston pin re-tainers with a narrowchisel or punch. Carefullypry retainer from piston.Discard retainer.5.Piston pinRemove.6.PistonRemove from connecting rod.7.Second pistonRemove and discard.pin retainerCLEANINGWARNINGSevere burns, illness, or death may result if personnel fail to handle dieselfuel properly. Observe the following precautions:Do not inhale vapor.Do not handle fuel near open flame, sparks, or excessive heat.Be certain fuel lines and connections are secure.Work in a well-ventilated area.Compressed air used for cleaning shall not exceed 100 psi (690 kPa). Usegoggles or face shield for eye protection. Do not direct airstream against skin.8.Piston com-Wash piston and connecting rod components withponentsclean VV-F-800 diesel fuel and dry with com-pressed air. Remove carbon from piston ring landsand grooves with a wire brush. Clean inside surfaceof piston and oil drain holes in piston skirt. Slippiston pin back into bushing. Blow compressed airthrough the drilled oil passage in connecting rod,so that air flows through spray holes in nozzle.6-79
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