TM 9-2350-256-20-2
0283 00
7.
Remove 11 bolts (11), 11 bushings (12), and 11 nuts (13).
WARNING
Sprocket is heavy. If sprocket is dropped, it may cause serious injury.
8.
Remove inner sprocket (10) by installing three jackscrews (14) in three holes provided. Tighten jackscrews evenly and
remove sprocket.
Installation
WARNING
Sprocket is heavy. If sprocket is dropped, it may cause serious injury.
1.
Install inner sprocket (10), 11 bushings (12), and 11 bolts (11) to track-drive hub (9). Torque bolts to 225250 lb-ft (305339
Nm).
2.
Lubricate threads of 11 bolts (11) and 11 nuts (13) with GAA grease and install nuts. Torque nuts to 7090 lb-ft (95122
Nm).
WARNING
All personnel are to stand clear of vehicle hull when lifting. Sling failure may cause severe injury or
death.
3.
Install lifting sling assembly and sling assembly on track-drive hub (9).
4.
Loosely install track-drive hub (9) and sprocket (10) with dowel nut (8) to prevent track-drive hub from falling. Remove
lifting sling assembly and sling assembly.
5.
Lubricate mating surfaces of flange on final drive and track-drive hub (9) with GAA grease.
0283 00-4
