TM-9-1240-400-34&P Technical Manual for M109 Telescopes and Mounts Download
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TM 9-1240-400-34&P 3-12. FINAL INSPECTION INSTRUCTIONS (CONT). RETICLE PLUMB/COLLIMATION INSPECTION AND ADJUSTMENT (CONT) 9 Check to see that reticle is still superimposed. If not, repeat steps 2 thru 8. 10 Check collimation of each of three remaining setscrews (3) securing reticle by performing steps 2 thru 9. 11 Tighten four setscrews (3) and apply sealing compound (item 10, appx C) over tops of four setscrews. 12 Remove setscrew (7). 13 Adjust focus of eyepiece assembly with dioptometer. Refer to page 3-19. 14 Remove M139 elbow telescope (4) from support and alinement assembly. 3-26