M19 CUPOLA SEMIANNUAL (180 DAY) PREVENTIVE MAINTENANCE

TM 9-2350-222-20-2-1

2-5.

M19 CUPOLA SEMIANNUAL (180 DAY) PREVENTIVE MAINTENANCE

9/16 in. socket head screw key (Allen wrench)

TOOLS:

9/16 in. hex bit

9/16 in. socket (3/4 in. drive)

Torque wrench (3/4 in. drive)

SUPPLIES:

Clean lint-free cloth

Drycleaning solvent

Grease (automotive and artillery)

Lubricating oil

PERSONNEL One

TM 9-2350-222-10 for procedure to:

REFERENCES

operate hatch

Adjust azimuth lock assembly

Traverse cupola

TM 9-2350-222-20-2-3 for procedures to:

Remove, disassemble, assemble and install azimuth lock assembly

LO 9-2350-222-12 for lubricating instructions

FRAME 1

REFERENCE

PROCEDURE

ITEM TO BE INSPECTED

STEP

Clear weapon before

beginning inspection.

LO 9-2350222-12

Lubricate lock with grease

Hatch Assembly

Lubricate moving parts.

Commander's Seat

GO TO FRAME 2

Para 2-5

2-11

Change 3