TM-9-1240-400-34&P Technical Manual for M109 Telescopes and Mounts Download
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TM 9-1240-400-34&P 2-15. MAINTENANCE OF ELBOW ASSEMBLY, EYEPIECE ASSEMBLY, AND OPTICAL INSTRUMENT CELL ASSEMBLY (CONT). REASSEMBLY/INSTALLATION (CONT) 7 If removed, install pin (12). 8 Install gear assembly (13) and four capscrews (14). 9 Apply sealing compound (item 10, appx C) under head of four screws (15). 10 Install gasket (16), access cover (17), and four screws (15). NOTE Steps 11 thru 19 are written and illustrated for reassembly of cell assembly. 11 Install lens (18) in cell (19) with convex surface to rear of cell. 12 Install spacer (20). 13 Install lens (21) with greater convex surface to rear of cell (19). 14 Install spacer (22). 15 Install lens (23) with greater convex surface to front of cell (19). 16 Install spacer (24). 17 Install lens (25) with convex surface to front of cell (19). 18 Apply sealing compound (item 10, appx C) to threads of retainer (26). 19 Install retainer (26) in cell (19) using tubular spanner wrench (7597644). 2-54