TM-9-2350-277-20-4
CARRIER M113A3, M577A3, M1059A3, M1064A3, M1068A3 AND M58
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL VOLUME 4 OF 6
TM-9-2350-277-20-4 - Page 559 of 861
TM 9-2350-277-20-4
REPAIR DRIVER’S SEAT POST ASSEMBLY — Continued
0557 00
ASSEMBLY
1.
Place crank (18) in adjuster (5) and install cam (17). Secure with two new spring pins (16).
2.
Align spring (19) and two washers (22) with holes of stiffener (24) and adjuster (5).
3.
Install new spring pin (20) in hole closest to end of stop pin (21). Install two washers (22) on stop pin from other end and
push up against spring pin. Slide stop pin through slot in cam (17), hole in housing, and spring (20), washer (23), and
into hole in stiffener (24).
4.
Compress spring (19) against wall of adjuster (5) and install new spring pin (20) outboard of washers (22). Check
operation of crank (18) and stop pin.
5.
Install four rollers (15) on shaft of adjuster (5) and secure with four snap rings (14).
6.
Install two springs (1) on spool (2) and install on top of adjuster (3). Install pin (4) through spool. Secure with new cotter
pin (5) and two washers (6).
7.
Pry out two springs (1) and route under upper roller shaft. Extend springs 2 to 3 inches beyond roller shaft.
8.
Install spring cover (7) on adjuster (3). Secure with one screw (8) and washer (9).
9.
Place lower roller (10) inside top of post (11). Raise crank (12) and slide adjuster (3) down into post until holes in post
line up with holes in springs (1).
0557 00-4
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