TM 9-2350-261-10
INSTALL/REMOVE M19 PERISCOPE — Continued
0042 00
5.
Turn thumbscrew to the right to secure periscope to periscope quick release.
6.
Turn periscope to locate arm adjusting knob. Loosen elevation locking lever and set arm adjusting knob so both ends of
elevation arm contact periscope quick release.
7.
Loosen azimuth locking knob and rotate periscope to check for proper movement.
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