MCS ADJUSTMENT TUBE REPLACEMENT (M917A1 W/MCS).
l MCS gates closed (paragraph 2-13).
l Chassis air system drained (TM 9-2320-363-10).
l General mechanics tool kit (Item 8, Appendix I)
l MCS air system drained (Chapter 2, Section II.
l MCS tailgate cover removed (paragraph 4-53).
l Two locknuts
Remove locking pin (9) from adjustment tube (3).
Remove locknut (6). screw (5), and adjustment tube (3) from MCS gate (7). Discard locknut
Remove locknut (8). screw (4). and upper tube (2) from MCS tailgate (1). Discard locknut.