CLEAN, INSPECT, AND REPLACE - TM-9-2350-261-20-2

REPLACE TRACK TENSION ADJUSTER AND MOUNT - TM-9-2350-261-20-2_497

TM-9-2350-261-20-2 Carrier Personnel Full Tracked Armored M113A2 2350-01-068-4077 Carrier Command Post Light Tracked M577A2 2350-01-068-4089 Manual
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TM 9-2350-261-20-2 CLEAN, INSPECT, AND REPLACE 5. Check fittings and relief valve for wear and damage. Replace if needed, 6. Clean and check bearings (TM 9-214). Re- place bad bearings and cups. I N S T A LL 7. 8. 9. 10, Place spindle (1) on hull. Secure with eight screws (2). Tighten screws to 315-325 lb-ft (427-441 N·m) torque. Use torque wrench. Apply light coat of sealing compound to threads of relief valve (3) and grease fitting (4). Install valve and fitting in idler arm (5) with fitting (4) facing forward. Apply continuous coat of grease on shaft of spindle (1) and bearing surface inside arm (5). Install new inner packing (6) and new outer packing (7) in arm (5). FOLLOW-THROUGH STEPS 11. 12. 13. Place track tension adjuster (page 22-24 ) on shaft at rear of arm (5). Install arm on spindle (1). Install retainer (9) on spindle (1) with cutout portion at bottom of groove in arm. Secure with three screws (8). Tighten screws to 75–80 lb-ft (102–108 N·m) torque. Use torque wrench. Fill idler arm with grease (see your LO). 1. 2. 3. 4. Connect track tension adjuster to idler arm 5. Install track shroud and covers (page 22–2). (page 22-24). 6. Road test earner (page 2-45) to check that Install road wheel hub (page 22-9). idler wheel arm is installed properly. Install idler wheel (page 22-16). 7. Stop engine (see your –10). Connect track and adjust tension (see your –10). END OF TASK 22-23

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