TM-9-2350-261-10 Operator Manual M113A2 M577A2 M1064 M1068 M1059 M901A1 Download
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TM 9-2350-261-10 PREVENTIVE MAINTENANCE CHECKS AND SERVICES — Continued 0075 00 ITEM NO. INTERVAL MAN- HOUR ITEM TO BE CHECKED OR SERVICED CREWMEMBER PROCEDURE EQUIPMENT NOT READY/ AVAILABLE IF: NOTE New style drive sprockets (T150) have a round circle for a wear indicator and do not require track and sprocket gauge to measure sprocket tooth wear. The old drive sprockets (T130) require the use of the track and sprocket gauge to measure the sprocket teeth. c. Check sprocket teeth for wear. Use track and sprocket gauge (WP 0094 00, Table 2, Item 22) o n old s tyle drive s prockets (T130) to measure sprocket teeth. If any of the sprocket tooth does not extend beyond gauge or wear indicator (on newer sprockets), notify unit maintenance. New style (T150) sprocket teeth have a wear gauge as a part of the sprocket. If only one side of sprocket shows wear, notify unit maintenance to reverse sprocket. Any sprocket tooth fails gauge test or is worn to the wear indicator. d. For both styles (T130 or T150), check cushions for wear and damage. If cushions appear to be moving on sprocket hub, notify unit maintenance. If track shoes are contacting sprocket hub flange, a thumping sound will be heard. Cushions should be replaced. Notify unit maintenance. 0075 00-86