TM-9-1240-401-34&P Technical Manual for M109 Telescopes and Mounts Download
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TM 9-1240-401-34&P 5.1-7. GENERAL SUPPORT INITIAL INSPECTION Item No. Item To Be Inspected 1 2 3 4 M15 QUADRANT MOUNTING SURFACE COUNTER AND LEVEL VIAL LEDS ELEVATION KNOB AND ELEVATION MECHANISM Procedures NOTE The following inspections should be performed with the M15 quadrant mounted on cross-leveling fixture. Refer to final inspection (ref. para 5.1-24) for setup and mounting procedures. Check that all parts are in proper positions and securely attached. Check that mounting surface is properly alined and free of burrs and corrosion. Apply 24 volts DC to quadrant housing connector receptacle. Check that LEDs illuminate counters and level vials sufficiently to enable easy reading in a darkened area when toggle switch is moved to correct position. a. Check that torque required to turn elevation knob in either direction does not exceed 8 pound-inches (0.904 N-m) at any point between stops. 5.1-6 Change 1