TM-9-1240-401-34&P Technical Manual for M109 Telescopes and Mounts Download
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TM 9-1240-401-34&P a. Disassembly 1 Drive out tapered pin (1) and remove spur gear (2). 2 Drive out two straight pins (3) from holes of bracket (4), but not from base (5). 3 Remove two screws (6), two lockwashers (7), and bracket (4) from base (5). Discard lockwashers. 4 Remove differential assembly (8) from base (5). 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 5.1-55