TM 9-2320-365-34-220-5. CRANKSHAFT AND MAIN BEARINGS REPLACEMENT/REPAIR(CONT)WARNINGCrankshaft weighs 130 lbs (59 kgs). Useappropriate lifting device to lift crankshaft.Failure to comply may result in injury topersonnel or damage to equipment.NOTEStep (7) requires the aid of an assistant.(7) Position crankshaft (4) on seven main bearings (1) incylinder block (2).NOTENote position of tabs on main bearings.(8) Install No. 6 crankshaft main bearing cap (3) oncorresponding journal of crankshaft (4).(9) Repeat Step (8) for remaining main bearing caps oncorresponding journals of crankshaft (4).(10) Position 14 washers (5) and bolts (6) in seven crankshaftmain bearing caps (3).NOTEWhen tightening bolts for rear main bearing,slide cap as far forward as it will go (towardsfront of engine) against its bolts to preventinterference between crankshaft main bearingcap and engine rear seal.(11) Tighten seven bolts (6), on side with tabs, to 35-45 lb-ft(47-61 N·m).(12) Tighten seven bolts (6), on side without tabs, to 35-45 lb-ft (47-61 N·m).(13) Match mark each bolt (6) and crankshaft main bearingcap (3).20-38
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