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: 2 Semi-annual Left and Right Steering C A U T I O N Power plant can be damaged. Do not pivot steer when carrier is moving except in a track failure emergency. a. Check steering levers for left and right turns. If carrier does not turn left or right when levers are pulled, troubleshoot steering system (WP 0058 00). Binding, grabbing, unusual noise, vibration, or fails to turn. 3 Semi-annual Steering in Forward and Reverse Ranges a. Check steering in forward ranges and in reverse. If carrier does not make a complete turn after steering levers are pulled to the left and right, troubleshoot steering system (WP 0058 00). 4 Semi-annual Carrier Braking a. Check carrier braking. If carrier does not stop when brake steering levers are fully depressed, troubleshoot differential brake adjustment (WP 0058 00). Carrier fails to stop. 5 Semi-annual Carrier Shifting in All Ranges a. Check shifting of carrier in all ranges. If carrier does not respond properly to selected driving range, troubleshoot gear selection system (WP 0059 00). Carrier fails to shift into selected range. 6 Semi-annual Drift a. The vehicle’s directional drift shall not exceed three feet in 100 feet of travel at 25 mph ± 5 mph. 0120 00-21