6-9. FRONT AXLE DRIVE PINION AND BEARINGS MAINTENANCE (ALL EXCEPT M1009) (Cont)

6-9. FRONT AXLE DRIVE PINION AND BEARINGS MAINTENANCE (ALL EXCEPT M1009) (Cont) - TM-9-2320-289-34_617

/.25ton/TM-9-2320-289-34 CUCV Series Trucks at intermediate direct support and general support level Manual
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TM 9-2320-289-34 6-9. FRONT AXLE DRIVE PINION AND BEARINGS MAINTENANCE (ALL EXCEPT M1009) (Con’t). NOTE l When measuring rotating torque, torque reading needed to start drive pinion (5) shaft-turning should be disregarded. l Front shim pack (6 and 17) should be increased to reduce rotating torque. Front shim pack should be decreased to increase rotating torque. 10. Measure rotating torque at flange nut (4) . Rotating torque should be 20-40 lb.-in. (2-5 N.m) for new bearings, or 10-20 lb.-in. (1-2 N.m) for reused bearings. Adjust front shim pack (6 and 17) by repeating steps 8 and 9 if specifications are not met. 11. Remove flange nut (4), washer (16), and flange (2) from drive pinion (5) shaft. Discard flange nut. 12. Coat lips of new pinion oil seal (14) with molybdenum grease and install squarely into housing (7) bore until flush with housing, Install flange (2), washer (16), and new flange nut (4). Tighten flange nut to 255 lb.-ft. (346 N.m). TA50558 6-66

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