TM 9-2320-209-34-2-3 g. Replacement. FRAME 1 Soldiers 1. Lift bumper (1) into place. A and B Soldier A 2. Put in three screws (2) and self-locking nuts (3) joining two lower bumper gussets (4) to frame. NOTE Follow-on Maintenance Action Required: 1. Replace two lifting shackles and lifting shackle brackets. Refer to TM 9-2320-209-20. 2. Replace brush guard. Refer to para 19-5. END OF TASK 19-6