TM-9-2350-311-34-2
CAB, ARMAMENT, SIGHTING AND FIRE CONTROL, ELEVATING AND TRAVERSING SYSTEMS AND ASSOCIATED COMPONENTS HOWITZER, MEDIUM, SELF-PROPELLED, 155MM
TECHNICAL MANUAL; DIRECT AND GENERAL SUPPORT MAINTENANCE MANUAL
SEPTEMBER 1994
TM-9-2350-311-34-2 - Page 148 of 552
TM 9-2350-311-34-2
5-1 MOUNT AND HOWITZER WITH TRUNNION BRACKET - CONTINUED
a. Removal— Continued
11
With cannon assembly (10) still at maximum elevation, remove three self-locking bolts (19) from bottom of
trunnion bracket assembly (20). Depress cannon assembly as required. It is permissible to depress cannon
as far as travel lock position. Discard self-locking bolts.
NOTE
Retain shims and plate spacers unless new components are to be installed.
12
Remove five cap screws (21), five self-locking nuts (22), five flat washers (23), and shims (24) from left side
of trunnion bracket assembly (20). Discard self-locking nuts.
13
Remove five cap screws (25), five self-locking nuts (26), and five flat washers (27) from right side of trunnion
bracket assembly (20). Discard self-locking nuts.
14
Remove two cap screws (28), cap screw (29), three self-locking nuts (30), three flat washers (31), and
shims (32) from top left side of trunnion bracket assembly (20). Discard self-locking nuts.
15
Remove cap screw (33), self-locking nut (34), shims or plate spacers (35), and plate spacer (36) from top
center hole of trunnion bracket assembly (20). Discard self-locking nut.
16
Remove remaining six cap screws (37), six self-locking nuts (38), six flat washers (39), and shims or plate
spacers (40) from top of trunnion bracket assembly (20). Discard self-locking nuts.
17
Remove gun tube sling (12) and hoist (13) from muzzle brake (14).
18
Remove assistant gunner ’s control assembly (TM 9-2350-311-20-2).
19
Depress cannon assembly to 0 mils.
20
Attach three of the four shackles (40.1) of the turret lifting sling (41) and gun tube sling (12) to trunnion
bracket assembly (20), cannon assembly (10), and mount (42), as shown. Secure the fourth leg (43) of the
turret lifting sling to it ’s companion leg to prevent injury or damage.
During removal of cannon, mount, and trunnion bracket, guide trunnion bracket carefully so that
breech operating cam of cannon will not damage right side hydraulic lines inside cab.
21
Raise trunnion bracket assembly (20) slightly, then withdraw trunnion bracket horizontally from cab.
22
Place cannon assembly (10), mount (42), and trunnion bracket assembly (20) on blocks or fabricated can-
non tube tripod and fabricated cradle mount tripod.
23
Remove turret lifting sling (41) and gun tube sling (12) from trunnion bracket assembly (20).
5-6 Change 2
Back to Top
