TM-9-2320-365-34-2 LMTV Direct Maintenance Manual M1078 Series - Volume 2 Download
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TM 9-2320-365-34-2 Table 20-5. Crankshaft Main Bearing Journal Diameters Original crankshaft main bearing journal diameter 3.5425-3.5441 in. (8.997-9.002 cm) (4) Inspect six crankshaft connecting rod bearing journals (5) for cracks and evidence of overheating. CAUTION Check crankshaft connecting rod bearing journals first at Top Dead Center (TDC), then at 90 degrees away from TDC, on each connecting rod bearing journal. Do not use area immediately around oil hole where journal surface is lower. Failure to comply may result in inaccurate readings and damage to equipment. (5) Check dimensions of six crankshaft connecting rod bearing journals (5). Refer to Table 20-6. Crankshaft Connecting Rod Journal Diameters. Table 20-6. Crankshaft Connecting Rod Journal Diameters Original crankshaft connecting rod bearing journal diameter 2.7551-2.7567 in. (6.997- 7.002 cm) WARNING Crankshaft weighs approximately 130 lbs (59 kgs). Attach a suitable lifting device prior to installation. Failure to comply may result in injury to personnel or damage to equipment. NOTE • Step (6) requires the aid of an assistant. • Note position of tabs on main bearings in cylinder block. (6) Install crankshaft (1) in cylinder block (6). (7) Position bearing gage on seven main bearings (2). (8) Position seven main bearings (2) and crankshaft main bearing caps (3) on cylinder block (6) with 14 washers (7) and bolts (8). (9) Tighten 14 bolts (8) to 35-45 lb-ft (47-61 N·m). 20-33