TM-9-1240-400-34&P Technical Manual for M109 Telescopes and Mounts Download
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TM 9-1240-400-34&P 8 Insert collimator telescope (9) in bushing adapter (12) (figure 5, appx D) and install in telescope mount socket (13). 9 Realine fixture plate (4) by adjusting fixture plate on surface plate (2), flush to parallel bar (1), and next to rear edge. 10 Rotate collimator telescope (9) until reticle line coincides with vertical line of test target. 11 Secure bushing adapter (12) with telescope locking clamp (14) and eyebolt assembly (15). VISUAL INSPECTION 1 Inspect exterior of the Mi38 telescope mount for overall appearance as an indication of the severity of service it has been subjected to. Check for damaged, loose, or missing parts. 2 Inspect exterior painted surfaces of the M138 telescope mount for scratches and areas from which paint may have loosened or flaked, leaving areas exposed. 4-25