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 9. Adjust periscope in elevation and tighten locking lever. NOTE Some M19 periscopes have adjusting screws to focus eyepiece. Others have automatic focusing. Both are shown below. 10. Focus eyepiece with right and left adjusting screws. 11. Move driving lights switch to OFF. 12. Move I.R. POWER switch to OFF. 0043 00-4