TM-9-2350-261-20-1 Unit Maintenance Manual Volume 1 M113A2 M577A2 M1064 M1068 M1059 M901A1 Download
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TM 9-2350-261-20-1 PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING LUBRICATION INSTRUCTIONS — Continued 0120 00 ITEM NO. INTERVAL MAN- HOUR ITEM TO BE CHECKED OR SERVICED CREWMEMBER PROCEDURE EQUIPMENT NOT READY/ AVAILABLE IF: 18 Semi-annual Sprocket Mounting Bolts a. Check sprockets on both tracks for wear indicating that mounting bolts have come loose. TIGHTEN LOOSE BOLTS TO 110-115 LB-FT (149-156 N·M) TORQUE. Use torque wrench (WP 0780 00, Item 100). Any bolts are missing, loose, worn, or will not hold torque. b. Check sprocket cushions for wear. Replace cushions if gouges, chips, or cuts cause thumping (T130 Track) (WP 0382 00) or (T150 Track) (WP 0384 00). c. Replace or reverse any worn sprocket (T150 Track) (WP 0383 00) that won’t pass PMCS inspection (see your -10). 0120 00-34