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: 21 Semi-annual 0.5 Final Drive a. TIGHTEN LOOSE FINAL DRIVE-TO-HULL SCREWS TO 75-85 LB-FT (101-115 N·M) TORQUE. Use torque wrench (WP 0780 00, Item 100). NOTE Drain oil (3 1/2 quarts) only when hot after operation. NOTE Do not substitute hydraulic fluid for OE/HDO or OEA. Red dye has been added to some final drives to aid in detection of leaks. NOTE Drain final drives every 150 hours/1500 miles or semi-annually. 1) Place a suitable container under final drive housing. 2) Remove and inspect drain plugs from final drive housing and drain oil into the container (WP 0435 00). 3) Inspect drain plugs and oil for metal particles. If metal chips are found, notify direct support maintenance. 4) Clean and install the drain plug (WP 0435 00). 5) Fill each final drive with OE/HDO or OEA, as applicable, to bring oil level to a point between the FULL and ADD marks on gauge rod. Each final drive holds approximately 3 1/2 quarts (Table 4, page 0120 00-15). Oil is contaminated with metal chips or particles. 0120 00-38