TM 11-5840-281-12-1
4-19.
WAVEGUIDES INSTALLATION. (CONT)
10.
Remove four screws (1), lockwasher (2), and flat washers (3) securing cover (4) on directional coupler output
flange (5).
11.
Insert preformed packing (6) into recess in flange on free end of directional coupler (7). Using four screws (1),
lockwashers (2), and flat washers (3), secure directional coupler to directional coupler output flange (5).
12.
Install preformed packing (8) into recess in flange on free end of rigid waveguide assembly (9). Using waveguide
coupling (10), connect rigid waveguide assembly to rotary joint waveguide (11) on azimuth antenna drive.
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