29 4 DLT ENGINE KEEP PISTON AND PISTON PIN IN SETS. Unstake lock plates for flywheel mounting screws. Unscrew flywheel mounting screws. Remove flywheel. Refer figure 50. Unscrewand removemain bearing capmounting bolts. Refer figure 51. Remove main bearing caps with bearing shells. Remove crank shaft with rear oil seal. Refer figure 52. Remove crank shaft main bearing shells and thrust washers from crank case. Duly mark main bearing shells with paint on their backs, in case these are to be reused. IT IS ADVISABLE TO ASSEMBLE MAIN BEARING CAPS TO THEIR RESPECTIVE POSITIONS IN CRANK CASE. Remove oil pump drive sprocket gear from crank shaft using puller, 2654 5890 03 05. Refer figure 53. Fig. 51 Fig. 52 Fig. 53 Fig. 50
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