9-4. SEAT ASSEMBLY MAINTENANCE (CONT)
b. S e a t S u p p o r t A s s e m b l y. This task covers removal, cleaning, inspection, and
installation of seat support assembly.
TOOLS: No. 1 Common Organizational Maintenance Tool Kit
Socket wrench-set, 3/8 inch drive
MATERIAL/PARTS: Clean cloths (Appendix C, item 1)
Cleaning solvent P-D-680 (Appendix C, item 2)
PERSONNEL REQUIRED: Two Construction Equipment Mechanics M0S 62B
PRELIMINARY PROCEDURE: Operator's seat removed (page 9-30).
Support upper seat support (3) and loosen
Grasp upper seat support (3) and pull up on
it to remove from lower seat support (10).
Remove upper seat support from cab.
While grasping clamp (4) with your fingers
to prevent it from falling into lower seat
support (10) tube, remove capscrew (1) and
lock washer (2). Remove clamp (4).
With an assistant in cab holding cap-
screws (8) using socket wrench, loosen
and remove four nuts (5), lock washers
(6), and washers (7) located beneath
front chassis deck. Remove four cap-
screws (8) and washers (9).
Remove lower seat support (10) from