FIRE CONTROL LEVEL INSTALLATION
TOOLS: 1/4" flat tip screwdriver, offset
Soft face hammer
M1A1 gunner's quadrant
REFERENCES: TM 9-2350-222-10 for Elevating and depressing gun
Using M1A1 gunner's quadrant
EQUIPMENT CONDITION: Ballistic drive mounted in vehicle; vehicle on level ground
If pins were removed or are being replaced, start with
step 1. If not, go to step 3.
Place two pins (1) in holes in ballistic drive (2).
Using hammer, tap pins (1) gently until they are in place.
Position fire control level (3) on pins (1) evenly.
Using hammer, tap fire control level (3) gently to install on pins (1).
Using 1/4" offset screwdriver, install two washers (4) and two screws (5).
Place gunner's quadrant on breech (6) leveling pads (TM-10).
Elevate or depress gun until level bubble in gunner's quadrant is centered (TM-10).
GO TO FRAME 2