TM-9-2350-311-20-2 Maintenance Manual Volume 2 for M109 Cab Download
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TM 9--2350--311--20--2 1--22 Change 4 1--16 EQUIPMENT DATA — CONTINUED M118A2/M118A3 Elbow Telescope — Continued: Movement: Axial cant correction 89 mils ................................................................... Mirror level 1777 mils ......................................................................... Eyepiece arm (operative range) 355 mils ........................................................ M1A1/M1A2 Collimator: Field of view (total) 200 mils ....................................................................... Clear aperture 3 in. (7.6 cm) ...................................................................... Weight (with cover) 24--1/4 lb (11 kg) ............................................................... M140/M140A1 Alinement Device: Height 11 in. (27.9 cm) ........................................................................... Weight 1.5 lb (0.68 kg) ............................................................................ Movement 0 ..................................................................................... M146 Telescope Mount: Length 19--7/8 in. (50.5 cm) ....................................................................... Width 6 in. (15.2 cm) ............................................................................. Height 6--1/4 in. (15.9 cm) ........................................................................ Weight 33 lb (15 kg) .............................................................................. Movement: Azimuth ±10 mils ............................................................................. Elevation ±10 mils ............................................................................ M15 Elevation Quadrant: Weight 23--1/4 lb (10.5 kg) ........................................................................ Movement: Elevation (minimum limits) --228 to +1383 mils ................................................... Correction (elevation) ±55 mils .................................................................