TM-9-2350-261-10 Operator Manual M113A2 M577A2 M1064 M1068 M1059 M901A1 Download
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TM 9-2350-261-10 OPERATE M19 PERISCOPE — Continued 0043 00 5. Move driving lights switch to BO DRIVE. 6. Move I.R.-BO SELECT switch to I.R. 7. Loosen clamping screw and adjust headrest. 8. Turn periscope to the right or left, as needed, and tighten azimuth locking knob. 0043 00-3