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

Page 203 of 344

TM 9-1240-400-34&P REASSEMBLY NOTE Apply a light coat of aircraft grease (item 8, appx C) to all moving parts. 1 If removed, drill and ream base (1) and drive in pin (2) and pin (3). Refer to TM 9-254. 2 Apply coat of aircraft grease (item 7, appx C) to new preformed packing (4). 3 Install new preformed packing (4) in bevel gear (5). 4 Install bevel gear (5) and three screws (6) to base (1). 5 If removed, drill and ream bevel gear (5) and base (1) and drive in pin (7). Refer to TM 9-254. 6 If necessary, drill and ream pivot (8) and drive in pin (9). Refer to TM 9-254. 7 Install key (10) and screw (11) in cluster gear (12). 8 If necessary, drill and ream key (10) and cluster gear (12). Drive in two pins (13). Refer to TM 9-254. 9 Install spring (14) and bevel gear (15) on pivot (8). 10 Install pivot (8) in base (1). 11 If necessary, drill and ream dial stop (16). Install dial stop against bevel gear (15) and install tapered pin (17). Refer to TM 9-254. 12 Install 16 rings (18) on pivot (8). 5-49