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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 6 Apply sealing compound (item 10, appx C) to threads of four screws (9). 7 Install two new felts (10), two plates (11), and four screws (9) to support housing (12). 8 If removed, drill and ream gear (13) and drive in two pins (14). Refer to TM 9-254. 9 Install key (15). Hold support housing (12) against gear (6) and install gear (13) over gear and support housing with attached bracket (1). 10 Secure support housing (12), to gear (13) using four new lock-washers (16) and four capscrews (17). 11 Apply sealing compound (item 10, appx C) to heads of four screws (9) and four capscrews (17) after tightening. 5-43