TM 11-5840-281-35/1
(6) Place key (17) in slot on armature shaft.
(1) Remove preformed packing (1) from
waveguide assemblies.
(2) Loosen nut (2) so waveguide assembly (3)
WARNING
can be removed.
Pressure plate (9) and brake disk (10) are to be spring
(3) Remove probe assembly (4) from waveguide
loaded against brake assembly (20) with a pressure of
assembly.
approximately five pounds during the following assembly.
(4) Remove retaining ring (5), two shims (6), two
Care should be taken to prevent the parts from flying.
bearings (7), and preformed packing (8) from waveguide
(7) Carefully install and align spring (11), brake
assembly (9).
disk (10), and pressure plate (9) over armature shaft.
b. Assembly. To assemble elevation rotary coupler
(8) Apply pressure on pressure plate (9) toward
proceed as follows:
brake assembly (20) while installing screw (8) to secure
(1) Lubricate bearings (7) with grease MIL-G-
parts on armature shaft.
23827.
(9) Install cover (7) on motor using screws (5)
(2) Stack nut (2), preformed packing (8),
and washers (6).
bearings (7), and shims (6) on waveguide assembly (9),
(10) Install brushes (4) in motor and secure with insulator
then secure in place with retaining ring (5).
(3), retaining plate (2), and retaining ring (1).
(3) Assemble probe (4) and install in waveguide
assembly (9).
5-22.
Disassembly and Assembly of Elevation
(4) Carefully place waveguide assembly (3) on
Rotary Coupler
assembled waveguide assembly (9) 'making sure
(fig.5-18).
bearings (7) seat properly in waveguide assembly (3).
(5) Secure waveguide assembly (9) to
a. Disassembly. To disassemble the elevation rotary
waveguide assembly (3) by tightening nut (2).
coupler, proceed as follows:
Figure 5-18. Elevation rotary coupler, exploded view.
5-59
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