BALLISTICS DRIVE REMOVAL

TM 9-1220-220-34

4-4.

BALLISTICS DRIVE REMOVAL

TOOLS:

3/16" flat tip screwdriver

#3 cross tip screwdriver (Phillips type)

6" extension (3/8" drive)

3/8" drive universal joint

3/8" drive ratchet wrench

1/2", 3/4", and 1 1/16" open end wrench

5/16", 7/16 ", 1/2", 9/16" and 15/16" box end wrench

5/16"hexagon stud socket (3/8 drive)

SUPPLIES:

2" by 4" by 4" wooden block

PERSONNEL: Three

Repairman A: Holds ballistics drive and removes hardware

Repairman B: Disconnects hardware

Repairman C: Helps in removal of ballistics drive

REFERENCES:

TM 20-2 for:

Removing M13A1 elevation quadrant

Removing M32 (or M35) gunner's periscope

(TM 9-2350-215-20-2 for M60A1, TM 9-2350-

257-20-2 for M60A1 Rise, and TM 9-2350-260-

20-2 for M60)

EQUIPMENT CONDITION: Vehicle parked, vehicle MASTER SWITCH off, gun level

PRELIMINARY PROCEDURES:

For ballistics drive M10, M10A1, M10A3, and M10A6 remove

M13 series elevation quadrant (TM 20-2)

Remove M32 (or M35) gunner's periscope (TM 20-2)

NOTE

When a step is to be done for only some of the ballistics drive models, the

models will be shown. (M10, M10A1) means the step is only to be done

for models M10 and M10A1.

Para 4-4 Vol II

4-3