TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
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TM 9-2350-311 -20-1 10-21 FINAL DRIVE SPROCKETS AND HUBS — CONTINUED b. Installation WARNING Hub is very heavy. At least two personnel are required to install. T-154 sprockets must be used with T-154 track and T-136 sprockets must be used with T-136 track. 1 Place inner sprocket (7) on sprocket hub (5) and install 10 screws (9) and 10 nuts (8), locking sprocket to hub. Torque screws to 80-100 Ib-ft (108-136 NŽm). 2 Place hub on final drive assembly (6) and install eight screws (1), holding hub to final drive assembly. Lubricate screws and torque to 330-360 Ib-ft (447488 NŽm). 3 Place outer sprocket (4) on hub and install 10 screws (3) and 10 nuts (2). Torque nuts to 80-100Ib-ft(109-136 NŽm) o NOTE FOLLOW-ON MAINTENANCE: Connect track (para 10-6 or 10-7) 10-52 CAUTION