TM 10-3930-664-24 B. DISASSEMBLY 1. Remove assembled seat (6) and adjuster set (7) from upper riser by removing nuts (8). 2. Remove    adjuster    set    (7)    from    seat    (6)    by removing screws (9) and spacers (10). 3. Remove  clamping knobs  (11) from  upper riser studs.   Separate   upper   riser   (12)   from   lower risers (13). C.    CLEANING Clean seat assembly components in accordance with paragraph 1-24. D. INSPECTION 1. Inspect         seat      assembly      components      in accordance  with  paragraph  1-24.      Inspect seat  for rips or tears.    Ensure seat is  securely fastened to base. E. ASSEMBLY 1. Mate upper riser (12) to lower risers (13). Secure using clamping knobs (11). 2. Install adjuster set (7) onto seat (6) using screws (9) and spacers (10). 3. Install  assembled  seat  (6)  and  adjuster  set  (7) onto upper riser using nuts (8). 2-371