TM 10-4320-344-244.4.14 PistonandConnectingRodAssemblyMaintenance,Model609-A. (Continued)4.4.14.5 Installation.Cylinder number is stamped on connecting rods and caps on front,camshaft-side of engine.a .Select proper piston and connecting rod assembly for first cylinder bore.b .Turn crankshaft so connecting rod journal for number 1 cylinder is at BDC.c .Coat cylinder bores, piston (10), rings (4, 5, 6, and 7), piston pin (9), andcrankshaft journal with lubricating oil.Piston is inserted from top of cylinder block.Figure 4-22. Piston and Connecting Rod Assembly Installation, Model 609-A.d .Using ring compressor (Figure 4-21, 1), compress piston rings to help ininstallation of piston and rod assemblies (2).When installing piston, make sure connecting rod is in line with, and willnot score crankshaft journal.e.Place hammer handle (3) against top of piston and rod assembly (2) and pushpiston into cylinder bore in engine block (4). Remove ring compressor (1).f .With piston and rod assembly (2) entirely in cylinder bore in engine block(4), insert upper bearing (Figure 4-19, 13) in connecting rod (12).g.Pull piston and rod assembly (Figure 4-21, 2) down until upper rod bearingFigure 4-18, 13) seats firmly on crankshaft journal.4-48NOTENOTE
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