TB-9-1000-234-13

TB 9-1000-234-13

B-7

WARNING

Be sure hands, arms, and loose clothing are clear of cannon tube and breech prior to

removing the wooden block to prevent injury to personnel.

8. If using electric hydraulic pump (22), place manual valve (27) in upright position. Using the electric

hydraulic pump, begin pumping to move the cannon tube off of the wooden block. Remove wooden

block (see figure B-5).

9. If using electric hydraulic pump (22), turn manual valve (27). Release hydraulic pressure at the

electric hydraulic pump allowing cannon tube (2) to return to battery.

10. Repeat steps 3, 4, 5, and 9.

11. Repeat steps 3, 4, and 5.

WARNING

The cannon tube must be blocked while lubricating to prevent cannon tube from returning

to battery resulting in injury to personnel.

Do not use abrasives other than crocus cloth when cleaning to prevent damage to the

buffer piston rod.

12. Block cannon (2) while out-of-battery with a 4-inch x 4-inch x 12-inch wooden block (29). Hold

wooden block in position and slowly release pump pressure until wooden block stops cannon tube

movement. Coat exposed buffer piston rod (28) surface lightly with hydraulic fluid. Remove wooden

block.

WARNING

Be sure hands, arms, and loose clothing are clear of cannon tube and breech prior to

removing the wooden block to prevent injury to personnel.

13. If using electric hydraulic pump (22), place manual valve (27) in upright position. Using the electric

hydraulic pump, begin pumping to move the cannon tube off of the wooden block. Remove wooden

block.

14. If using electric hydraulic pump (22), turn manual valve (27). Release hydraulic pressure at electric

hydraulic pump allowing cannon tube (2) to return to battery.

CAUTION

TB-9-1000-234-13 - Page 37 of 52