TM-9-1240-400-34&P Technical Manual for M109 Telescopes and Mounts Download
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TM 9-1240-400-34&P 20 Apply sealing compound (item 10, appx C) to threads of setscrew (27) and two setscrews (28). 21 Install cell assembly (29) (to recorded depth taken in Step 7 of disassembly) in elbow (2) using tubular spanner wrench (7597644). 22 Install two plain solid disks (30) and two setscrews (28). 23 Install setscrew (27) until flush. 24 Carefully install cell assembly (31) in elbow (2). 25 Apply sealing compound (item 10, appx C) to threads of externally threaded ring (32). NOTE Do not overtighten externally threaded ring. Cell assembly must rotate freely. 26 Install externally threaded ring (32) in elbow (2) using tubular spanner wrench (7597673). 27 Install gasket (33), access cover (34), four new lockwashers (35), and four screws (36). 2-55