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TM 55-1905-223-24-18-1
Thermal release relay.
i.
(1) Position thermal release relay (21) on motor starter with control circuit
wire exposed.
(2) Connect control circuit wire to thermal release relay.
Remove tag.
(3) Secure thermal release relay to motor starter base plate with three
machine screws (22).
Electrical contact assembly.
j.
(1) Compress and install push bar springs into spring slots on each armature
lever relay push bar.
(2) Install armature lever relay push bars into magnet housing as noted during
disassembly.
(3) Position electrical contact assembly (26) on armature lever relay push
bars at rear of magnet housing.
(4) Install four machine screws (27) and secure electrical contact assembly
(26) to armature lever relay push bars.
E l e c t r i c a l contact kit.
k.
Position magnet spring, magnet frame (30) and magnet strap into magnet
(1)
housing.
Install two machine screws (28) and secure magnet spring and magnet frame
(2)
(30) to magnet housing with magnet strap.
Install by plugging electrical coil (31) into socket on magnet housing of
(3)
e l e c t r i c a l contact kit (25).
Install by attaching armature spring plate (33) to slotted ends of each
(4)
armature lever relay push bars.
Lower armature lever relay (32) into each slot on armature lever relay
(5)
push bars as noted during disassembly. It may be necessary to depress
armature spring plate (33) slightly to accommodate armature lever relay
(32).
Position cover on electrical contact kit (25).
(6)
Install two machine screws (34) and secure cover.
(7)
l.
Motor starter.
(1) Position motor starter over mounting screw holes on motor controller
panel.
(2) Install three mounting screws and secure motor starter to panel.
Replace motor controller as specified in paragraph 2-222.
m.
2-756
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