TM 11-6660-266-13
(3) Install elevation unit (2) as follows:
(a) Remove elevation unit from case #2.
(b) Lift unit above azimuth unit and orient
elevation unit so that slot of T-piece clamp at
bottom of elevation unit is aligned with key at
top of azimuth shaft. Lower elevation unit onto
azimuth shaft until key slips into slot of T-piece
clamp. Secure elevation unit with 2 hook
latches (17) on vertical column.
(c) Tighten T-piece clamp by turning handle
(18) clockwise.
2-35
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