TM-9-1290-262-24&P Technical Manual for M2A2 Aiming Circle Download
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10 Loosen setscrews (29 and 30). Remove machine thread plug (31), spring (32), worm shaft cap (33), worm (34), ball sock- et seat (35), and sleeve bushing (36). 11 Scribe a line on left hand knob (37) to ARMY TM 9-1290-262-24&P MARINE CORPS TM 00476C-24&P AIR FORCE TO 49A7-3-72/74 mark it for reassembly. 12 Remove two spring pins (38), two covers (39), two pins (40), two knobs (37), washer (41), and shoe (42). Discard washer. 13 Loosen setscrews (43 and 44). Remove externally threaded ring (45), washer (46), and worm shaft cap (47) using pinned tubular wrench (fig. E-1, appx E). Discard washer. 14 Remove screw (48), spring (49), WOrm (50), ball socket seat (51), and bushing (52). 3-15