TM-9-1240-400-34&P Technical Manual for M109 Telescopes and Mounts Download
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TM 9-1240-400-34&P 4-11. FINAL INSPECTION INSTRUCTIONS (CONT). DEFLECTION LOCKING TORQUE 1 Use torque adapter (figure 2, appx D) and torque wrench to apply a torque of 30.00 in.-lb (3.39 N-m), clockwise, to capscrew (1). 2 Use torque adapter (figure 1, appx D) and torque wrench to apply a torque of 4.00 in.-lb (0.45 N-m) to eccentric plug (2). The line of sight of the collimator telescope shall not change. DEFLECTION ADJUSTING RANGE 1 Loosen screw (1). 2 Rotate eccentric plug (2) to move the collimator telescope (3) through a range of 12 mils, either side of center, as indicated by the reference markings at each end, or the horizontal line of the test target. 4-26