TM-9-2350-275-BD Battlefield Damage Assessment and Repair for M113 Family Download
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TM 9-2350-275-BD TRACK AND SUSPENSION 8-9. ROADWHEEL ARM DAMAGED General Information: A broken roadwheel arm will cause serious operational limitations, if damage occurs in the first or fifth roadwheel position. If either of these positions is damaged, the complete assembly should be changed from another position. Positions 1 and 5 are critical and are identical to position 2, with shock absorber mount Limitations: ● Degraded mobility Personnel/Time Required: ● 2 soldiers ● 1-2 hours Materials/Tools: ● Roadwheel arm support Other Options ● Short track ● Tie up support arm Procedural Steps: 1. Break track if 2. Remove damaged components. 3. Replace arm from another roadwheel position. If 1 or 5 position is damaged, use roadwheel arm from position 2 to maintain shock absorber use. 4. Reconnect and tension track. 5. Record the BDAR action taken. When the mission is completed, as soon as practicable, repair the vehicle using standard maintenance procedures. 8-10. SUSPENSION COMPONENT INTERCHANGEABILITY General Information: Replacement parts may not be available through normal supply channels. Replacements can be modified if obtained from other vehicles in the M113 Family of Vehicles. Most parts will be usable without modification or improvised mounting. Improved suspension, A2 series, have heavy duty shock absorbers and torsion bars but these parts will exchange with the older parts. Left and right torsion bars cannot be cross exchanged. 8-10