Figure 5-39. installing the Connecting Rod End Cap

TM-10-4320-309-14 Pump Unit Centrifugal Self-Priming 125 GPM Class 3 Diesel-Driven Army (NSN 4320-01-247-7127) Marine Corps (NSN 4320-01-313-9442) Manual
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TM 10-4320-309-14 TM 4320-14/1 j . k. 1. m. Apply oil to the crank pin on the crankshaft. Connecting rod iS made of a special aluminum alloy. Avoid damage while handling. Do not drop or clash against a hard object. Insert the piston and connecting rod assembly, and move the crankshaft to top dead center. The identi- fication mark DM on the piston head should align with the mark on the cylinder block. Use piston ring compressor to install piston. Insert crank pin bearing insert (refer to 9, Figure 5-31) into connecting rod cap (refer to 3, Figure 5-31). Figure 5-39. installing the Connecting Rod End Cap Refer to Figure 5-31 and install the connecting rod cap (3) using bolts (4), washers (5), and nuts (6). Rotate flywheel so piston is at bottom dead center. Always use a washer for the tightening nuts. Tight- ening torque for connecting rod bolts is 13.0-14.5 ft-lb (190-200 cm-kg). 5-39

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