TM-9-1240-400-34&P Technical Manual for M109 Telescopes and Mounts Download
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TM 9-1240-400-34&P 7 Remove four screws (11) and four lockwashers (12) from cover assembly (13). 8 Carefully remove cover assembly (13) from housing (14). 9 Remove three capscrews (15) and three lockwashers (16) that secure telescope mount subassembly (17) to housing (14).Remove telescope mount subassembly. Do not remove two pins (18) unless damaged. 5-61