TM-5-4310-389-14CAUTIONEnsure the bearing shells do not get damaged.i.Remove the halves of bearing shells and mark them on the back corresponding to the crankcase. Use anelectric scriber. Remove the lubricating oil filter with base plate. Remove the bearing shell in the middle mainbearing. Unscrew the oil gallery plugs and piston cooling injection nozzles (figures 5-16 and 5-17). Clean allparts and thoroughly flush all oilways. Do not hot tank.j.Remove the crankshaft from the flywheel end of the engine (figure 5-18).k.Check all components to determine whether they are suitable for reuse.l.Reassembling the Crankshaft Assembly.NOTEThe bearing must be installed into the front camshaft bearing bore. It is assumed that the bearing is fittedin the front.1.Turn engine upside down.2.Determine whether the oil dosing plug is fitted in the oilway of the middle bearing web (figure 5-19, left).Figure 5-16. Oil Galley PlugsFigure 5-17. Piston Cooling Injection Nozzles5-16
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