TM-9-1240-400-34&P Technical Manual for M109 Telescopes and Mounts Download
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TM 9-1240-400-34&P REASSEMBLY/INSTALLATION NOTE Steps 1 thru 3 are written and illustrated for reassembly of reticle assembly. 1 Install reticle (1) in spur gear (2). 2 Install setscrew (3). 3 Install retainer (4) in spur gear (2) using tubular spanner wrench (7597643). Do not tighten. 4 Apply sealing compound (item 10, appx C) to threads of three screws (5). 5 Install reticle assembly (6) on gear (7), aligning scribe marks. 6 Install three screws (5) on gear (7), aligning scribe marks. NOTE Steps 7 thru 9 are written and illustrated for reassembly of cell assembly (8587296). 7 Install lens (8) in cell (9). 8 Apply small amount of sealing compound (item 10, appx C) to retainer (10) in three places. 9 Install retainer (10) to cell (9) using tubular spanner wrench (7597648). 10 Apply sealing compound (item 10, appx C) to threads of setscrew (11). 11 Install cell assembly (12) and setscrew (11) in gear (13) to recorded depth using fabricated spanner wrench (item 7, appx D). 2-41