TM 10-4320-307-244-16CONNECTINGRODANDPISTONSASSEMBLYREPLACE/REPAIR (CONT).INSTALLATION:1.Install two connecting rod guide pins (1) into connecting rod (2).2.Use piston ring compressor (3) to compress piston rings into grooves in piston (4).NOTEUse accessory drive pulley to rotate crankshaft.3.Rotate crankshaft so that connecting rod journal is at bottom dead center.CAUTIONBe sure that cylinder numbers of shell and rodcoincide and that shell is marked with letter U.4.Install bearing shell (5) into connecting rod (2), being sure that tang fits into recess in connecting rod bore.5.Lubricate bearing shell (5) with grease.CAUTIONDo not use hammer or equivalent to install piston. The rings can be damaged.6.Install connecting rod into cylinder liner and push piston down. If piston does not move freely, remove piston and inspect for broken or damaged rings.NOTEThe tang side of connecting rod bore must face camshaft side of cylinder block.7.Use connecting rod guide pins (1) to pull connecting rod (2) against crankshaft.8.Remove guide pins (1).4-121
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