TM 5-5420-280-23&P
0024 00
BRIDGE UPPER COUPLING LOCK LEVER, RECEPTACLE, AND LOCKING MECHANISM
MAINTENANCE (Contd)
REMOVAL
1. Push in plunger (2) on locking mechanism (1) and place lock lever (14) in lock position (up). Remove
spring (24) from lock lever (14) and bracket (31) on bridge quarter (4).
2. Remove locknut (29), washer (28), remote control lever (25), and shoulder bolt (23) from lock lever
support bracket (27). Discard locknut (29).
3. Remove locknut (22), washer (21), needle cam follower (19), and washer (20) from lever (16) on
shaft (6). Discard locknut (22).
NOTE
If present, note position of shim(s) and mark position of support
bracket for installation.
4. Remove four locknuts (13), washers (12), screws (3), lock lever support bracket (27), and shims (30)
from bridge quarter (4). Discard locknuts (13).
NOTE
Note position of lever for installation.
5. Remove snapring (18), washer (17), and lever (16) from shaft (6).
6. Loosen jamnut (8) and remove setscrew (9) from lock lever (14) and shaft (6).
7. Using a screw or puller, pull shaft (6) out of locking mechanism (1), lock lever (14), and lock lever
support bracket (27).
NOTE
Lock receptacle is mounted on the other bridge quarter that mates
with the lock lever, if necessary perform step 8 to remove lock
receptacle.
Note position of shim(s) for installation.
8. Remove four locknuts (13), washers (12), screws (3), lock receptacle (11), and shims (10) from mating
bridge quarter (5). Discard locknuts (13).
9. If damaged or worn, remove bushings (7), (15), and (26) from lock lever support bracket (27) and
remote control lever (25).
NOTE
Each bridge quarter has two skid plates installed at coupling ends.
Skid plates are removed and installed in the same way. Only one
skid plate is shown.
10. If skid plates (31) are damaged or worn, remove four screws (32) and skid plates (31) from bridge
quarters (4) or (5).
11. If threads are damaged, remove threaded inserts (33). Refer to WP 0029 00.
0024 00-2
