TM-9-2350-273-BD

M48/M60 SERIES TANK, COMBAT FULL-TRACKED 105-MM GUN

TECHNICAL MANUAL; OPERATORS, ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE; BATTLEFIELD DAMAGE ASSESSMENT AND REPAIR

TM-9-2350-273-BD - Page 136 of 288

TM 9-2350-273-BD

ARMAMENT AND FIRE CONTROL SYSTEMS

Procedural Steps (Cont'd)

5. Shape each metal band to fit curve of bore evacuator. When metal bands are placed

around bore evacuator, a gap between 1/8 to l/4-inch should exist between halves (see

illustration).

6. Remove bands from bore evacuator and line inside surface of each band with

asbestos paper or some other suitable fire resistant material.

7. Drill 3/8-inch evenly spaced holes in each end of both bands (see illustration).

8. Set bands in place over damaged area.

9. Secure bands against bore evacuator with screws, nuts, and lockwashers.

Record the BDAR action taken. When the mission is completed, as soon as practicable,

repair tank using standard maintenance procedures.

10-6. BREECH BLOCK WILL NOT CLOSE, CLOSING SPRING BROKEN

General Information

If the breech-closing mechanism fails to function as a result of broken leaf springs,

function can be restored by repositioning broken spring leafs.

Limitations:

●

Increased stress on remaining unbroken springs.

Personnel/Time Required:

●

1 soldier

●

15-20 minutes

Materials/Tools:

●

Replacement leaf springs

Other Options

●

Use replacement leaf springs or entire

leaf spring assembly from an M1 tank.

Procedural Steps:

1. Remove breech closing mechanism

from breech spring assembly.

10-11