JUKI 6100 Technical Manual page 34

6.
Adjustment
6.1
Carriage unit
and
linear
motor
unit
adjustment
6.1.1
Clutch
shaft
asm.
and Clutch
magnet asm.
Refer
to Fig. 6.1, Fig.
6.2
(Page 32)
and
Fig. 6.3
(Page
32),
with
the
armature
engaging the clutch sleeve stop lug
and
the
back stopper located
in the recess
of
the
lift
cam, check
for a clearance
of 0.007 inch to 0.02 inch
(0.2
mm
to 0.5
mm)
between the projection of the clutch sleeve
and
the projection of the
lift
cam.
(1)
Loosen
the
two
screws
which hold the solenoid bracket.
Adjust
the bracket
(front to
rear)
to
attain
the desired clearance
as
outlined above.
(2)
While performing
this
adjustment
you must
also
maintain
a
clearance bet-
ween
the solenoid
bracket projection
and
the
sides
of the
lift
cam
and
ribbon
down cam
(Refer to
Fig. 6.3).
(3)
Once
the
adjustments have
been made,
turn the
nylon
gear clockwise
and
counter-clockwise several
times to
ensure the alignment
is
proper.
Check
to
see that
the projection of the
ribbon
down
spring contacts the projection
of
the solenoid bracket
at
its
approximate
center.
Lift
cam
Fig. 6.1
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31
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