TM 9-2320-209-20-3-3 b. Repair. WARNING 1. 2. 3. Eye shields must be worn when using grinder. Eye injury can occur if eye shields are not used. Using grinder, take off damaged connecting link (1) from chain assembly (2) by grinding off two riveted ends (3) from connecting link pins (4). Take link from chain. Put removable connecting link pins (5) into two ends of chain (2). Put link plate (6) onto connecting link pins. Clip connector plate (7) over link plate (6) and onto link pins (5). NOTE Follow-on Maintenance Action Required: 1. Replace horizontal leveling worm drive chain. Refer to para 18-78. 2. Replace rear winch drive chain. Refer to Part 4, para 19-13. 3. Replace reduction drive chain. Refer to Part 4, para 19-17. 4. Replace vertical leveling drive chain. Refer to para 18-79. END OF TASK 18-437