TM-9-1290-262-24&P Technical Manual for M2A2 Aiming Circle Download
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30 31 32 33 34 35 36 47 Lightly lubricate shoe (33) and new washer (34) with grease (item 6, appx D). Press washer (34) into groove in shoe (33). Install shoe (33) on worm shaft (23) with washer (34) facing outward. Aline curved side of shoe (33) with curved side of housing. Press into place. NOTE In the following step, knob bearing scribe mark should be installed on left end of shaft. install knob (35) on left end of worm shaft (23) and aline pin holes with pin holes in worm shaft. install knob (36) and aline pin holes with pin holes in shaft. install pins (37 and 38). NOTE if a new worm shaft was installed, proceed as follows: Aline pin holes in two covers (39) with pin holes (40) in body assembly and install two spring pins (41). Close covers over knobs. ARMY TM 9-1290-262-24&P MARINE CORPS TM 00476C-24&P AIR FORCE TO 49A7-3-72/74 37 38 39 40 Push knob (35) on shaft. Leave a clear- ance of about 0.05 in. (1.27 mm) between knob and body assembly. Using hole in knob (35) as a guide, drill a No. 52 hole in shaft and ream for No. 6/0 pin. install pin (38). Push knob (36) on shaft. Leave a clearance of no more than 0.015 inch between knob and shoe (33). Using hole in knob (36) as a guide, drill a No. 52 hole in shaft and ream for No. 6/0 pin. install pin (38). 3-21