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- GEB-1786 RecloBing Relay Type ACR
20
4.
Before the plate is forced all the way onto
the doweled posts, the two switch and block
assemblies should be remounted on the rear
of
the plate and aligned with the scribe
lines.
5.
6.
7.
The plate can now be pressed all the way
against the shoulders
of
the doweled posts,
first aligning the bearing pin on the cam
shaft with the hole in the front bearing
plate.
Replace the four mounting screws
and tlghten securely.
Remount the 179Z unit.
Remount the two front switches and roller
actuators, being sure that the roilers are in
their origtnal posltlons.
8.
Replace the hub and cam assembly, being
sure that the gear tooth in "B" gear,
identlfled
by
the spot meshes with the
simila~ly
identlfled'villey on the
"c"
gear.
9.
Replace the hub retaining screw and knob
on the release rod.
10.
Before the top block is replaced, the relay
should be operated by hand through a com-
plete cycle and the operating sequence of
the auxiliary switches checked.
If
minor
readjustments are required, they can be
more easily handled with the block
off. If
the switch operation ls satlsfactory, the
molded block should be fastened in positlon.
11.
Replace the nameplate.
During the reassembly steps, care must
lie
taken to keep leads away from the moving
parts
ali
to
avoid pinching lead insulatlon under blocks or
plates.
Normally, the reset spring wlll not be
disturbed during motor replacement, or during
other adjustments.
If
the spring should lnadvertently
unWind, note that with the relay in the reset posiUon
the inittal windup
of
the spring should be approxi-
mately 180 degrees from the free posiUon.
ORDERING INSTRUCTIONS
It
is recommended that sufficient quantltles
of
renewal parts be carried in stock to enable the
prompt replacement of any that become worn or
damaged.
When ordering renewal parts, address the
nearest Sales Office of the General Eleciric Com-
pany, specifying the quanUty required and describing
the parts
by
catalogue numbers as shown in Renewal
Parts Bulletin No. GEF-3801.
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