TM-9-2320-366-34-4 MTV Direct Maintenance Manual M1083 Series - Volume 4 Download
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TM 9-2320-366-34-4 20-5. CRANKSHAFT AND MAIN BEARINGS REPLACEMENT/REPAIR (CONT) WARNING Crankshaft weighs 130 lbs (59 kgs). Use appropriate lifting device to lift crankshaft. Failure to comply may result in injury to personnel or damage to equipment. NOTE Step (7) requires the aid of an assistant. (7) Position crankshaft (4) on seven main bearings (1) in cylinder block (2). NOTE Note position of tabs on main bearings. (8) Install No. 6 crankshaft main bearing cap (3) on corresponding journal of crankshaft (4). (9) Repeat Step (8) for remaining main bearing caps on corresponding journals of crankshaft (4). (10) Position 14 washers (5) and bolts (6) in seven crankshaft main bearing caps (3). NOTE When tightening bolts for rear main bearing, slide cap as far forward as it will go (towards front of engine) against its bolts to prevent interference between crankshaft main bearing cap 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 bearing cap (3). 20-38