TM-9-1240-401-34&P Technical Manual for M109 Telescopes and Mounts Download
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TM 9-1240-401-34&P 33 Remove setscrew (67) from bar (68). 34 Drive out two straight pins (69) and remove screw (70), bar (68), and spring (71) from housing (72). 35 Remove two setscrews (73), only if necessary for replacement. 36 37 38 39 40 41 42 Remove screw (74), shouldered pin (75), plate (76), and receptacle shell (77). Remove three screws (78), three lockwashers (79), insulator (80), and gasket (81). Discard lockwashers and gasket. Remove two nuts (82) and two terminals (83) from two contacts (84). Remove two contacts (84). Unsolder two electrical wires (85) from two terminals (83). Remove three screws (86), three lockwashers (87), and electrical bracket (88) from M15 quadrant. Discard lockwashers. Unsolder electrical wire (85) from terminal (89) and remove screw (90) and terminal (89) from electrical bracket (88). Remove preformed packing (91) from groove of electrical bracket (88). Discard preformed packing. b. Repair 1 Remove corrosion, grease, and dirt from all parts. Refer to TM 9-254 for cleaning instructions. 2 Visually inspect for missing or damaged parts. 3 Repair or replace parts in accordance with authorized parts listed in appendix D. Change 1 5.1-39