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TM-9-1240-400-34&P Technical Manual for M109 Telescopes and Mounts Download

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TM 9-1240-400-34&P 22 Install key washer (23) in pinned adapter (21). 23 Install six key washers (24). 24 Install micrometer adapter (25) on worm shaft (12), aligning scribe marks. 25 Install tapered pin (26). 26 Install micrometer (27) and knob (28). 27 Apply sealing compound (item 10, appx C) to threads of three screws (29). 28 Install three screws (29). 29 Apply sealing compound (item 10, appx C) to threads of two screws (30). 30 Install open sight (31) with two screws (30) on head assembly (32). 2-27