TM-9-2815-220-24 Maintenance Manual for AVDS-1790-2CA AVDS-1790-DA and AVDS-1790-2DR Engines Download
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TM 9-2815-220-24 CRANKSHAFT REPLACE/REPAIR 0139 00 INSTALLATION (Continued) 6 29 B 27 A 14 5. Determine crankshaft (14) endplay. a. Mount a dial indicator (27) (item 65, WP 0176) on crankcase so indicator point contacts accessory drive gear mounting flange (A) on crankshaft (14). b. Using a heavy screwdriver (29) or other suitable tool, wedge between main bearing cap (6) and crankshaft (14) counterweight (B); push crankshaft toward front end. c. Set indicator (27) on zero ("0") reading. d. Push crankshaft toward the rear of crankcase and check indicator endplay reading. e. Endplay must be from 0.011 to 0.019 inch (0.2794 to 0.4826 mm). f. When endplay exceeds limits, remove bearing caps and crankshaft. Refer to Removal steps 3 through 7. g. Install new main thrust bearing halves. Install bearing cap number 4 and recheck thrust bearing bore. Refer to WP 0138 (Crankshaft Bearings Replacement). h. Install bearing halves and crankshaft, then recheck endplay to make sure it is within limits. Refer to Installation steps 1 through 5. NOTE Washer plates have a flat side and a rounded side. Install with flat side against crankcase. 6. Install washer plates (9). a. Apply Lubriplate (item 23, WP 0173) to threads of 28 studs (28). b. Install 14 washers plates (9) and 28 slotted nuts (8) but do not tighten nor install new lock wire at this time. 8 28 9 WP 0139 00-20