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)
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
1.
Hatch Assembly
LO 9-2350-222-12
Lubricate moving parts.
Commander's Seat
GO TO FRAME 2
Para 2-5
2-11
Change 3