TM 11-5840-281-12-1
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LOCATION AND DESCRIPTION OF MAJOR COMPONENTS. (CONT)
The elevation antenna drive is attached to the top of the receiver-transmitter group, and supports the elevation antenna.
The drive unit contains the elevation drive motor, elevation drive gear train, elevation synchros, elevation actuator,
elevation trigger and unblanking microswitches, elevation angle data potentiometer, elevation rotary coupler joints,
elevation antenna drive support tube, and bubble level to level the radar set group.
The base pedestal is the tripod assembly on which the radar set group is mounted. It consists of a center section, three
legs with adjustable leveling jackscrews, and retaining hardware. The retaining hardware consists of a pedestal anchor
cable, strap ratchet, three leg anchor cables, and three strap clamps. The strap clamps permit the receiver-transmitter
group to be rotated and repositioned.
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