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 Unsolder two electrical wires (13) from two terminal lugs (14). 7 Remove four capscrews (15), four lockwashers (16), four washers (17), bushing insulator (18), and gasket (19) from bracket (8). 8 Remove two plain hexagon nuts (20), two terminal lugs (14), and two electrical contacts (21) from bushing insulator (18). 9 Remove setscrew (22) and knob (23) from variable resistor (24). 10 Unsolder instrument light (1) from variable resistor (24). 11 Remove instrument light (1) from bracket (8). 4-15