TM 11-584281-35/1
(44) Install pin (96) in prepared holes in spur
interference with any moving parts, then
trimmed, fed through gaskets (197 and
(45) Remove 4-40 screw from spur gear (97)
202), and soldered to the connectors
and synchro mount (120) from elevation drive housing.
before the connectors are installed.
(46) Attach synchro (117) to synchro mount
(56) Attach connector (196) and gasket (197) to
(120) using three rim clamps (116).
elevation drive housing (215) using four screws (193),
(47) Attach synchro (119) to synchro mount
lockwashers (194), and flat washers (195).
(120) using three rim clamps (118).
(57) Install connector cover (192) on connector
(48) Slide two spur gears (115) on synchro
(196).
shafts and align so they are meshed fully with spur gear
(58) Attach connector (201) and gasket (202) to
(110), then secure in place with hub clamps (114).
elevation drive housing (215) using four screws (198),
(49) Reinstall synchro mount (120) on elevation
lockwashers (199), and flat washers (200).
drive housing using four screws (105), lockwashers
(59) Install seal (61) in waveguide support (47)
(106), and flat washers (107).
and place preformed packing (48) in groove on
(50) Install terminal board (212), label (213), and
waveguide support.
mounting plate (214) inside elevation drive housing (215)
(60) Carefully install waveguide support (47) on
using two screws (209), lockwashers (210), and flat
elevation drive shaft (72), then secure to elevation drive
washers (211).
housing (215) using four screws (32), lockwashers (33),
and flat washers (34).
(61) Position two rotary couplers (59) in
NOTE
waveguide support (47) and secure in place with two
Terminal number 1 of the terminal board
clamps (42) using two screws (39), lockwashers (40),
should be toward the blanker switch end
and fiat washers (41) for each clamp.
of elevation drive housing.
(62) Further secure rotary couplers with two
(51) Install terminal board (206), label (207), and
clamps (46) using two screws (43), lockwashers (44),
mounting plate (208) inside elevation drive housing (215)
and flat washers (45) for each clamp.
using two screws (203), lockwashers (204), and flat
(63) Install bracket (60) between two rotary
washers (205).
couplers with two clamps (58) using two nuts (54),
screws (55), lockwashers (56), and flat washers (57) for
NOTE
each clamp.
Terminal board (206) should be oriented
(64) Install waveguide support arm (53) between
the same as terminal board (212).
elevation drive shaft (72) and bracket (60).
(52) Position preformed packings (81) and 82) in
(65) Secure waveguide support arm (53) to
place, then install ac motor (80) on elevation drive
bracket (60) using nut (49), screw (50), lockwasher (51),
housing using eight screws (77), lockwashers (78), and
and flat washer (52).
flat washers (79).
(66) Secure waveguide support arm (53) to
(53) Secure one end of wire rope assembly (85)
elevation drive shaft (72) using screw (29), lockwasher
under one screw (77).
(30), and flat washer (31).
(54) Secure other end of wire rope assembly
(67) Attach waveguide couplers (35) and 37) to
(85) to ac motor (80) using screw (83) and flat washer
rotary couplers (59) and secure covers (36 and 38) to
(84).
rotary couplers with waveguide couplers.
(55) Using schematic of elevation drive
(68) Install setscrews (191) in elevation drive
assembly as a guide (fig. 7-66), connect wires between
housing (215), then screw posts (190) onto setscrews.
ac motor (80), synchros (117 and 119), switches (139,
(69) Screw two setscrews (189) into posts (190),
144, and 149), variable resistor (155), connectors (196
then screw one nut (186) onto each setscrew (189).
and 201), and terminal boards (206 and 212).
NOTE
Wires should be dressed inside the
elevation drive housing to prevent
5-48
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