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JUKI LK-980 Series User Manual

JUKI LK-980 Series
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(2) Adjustment of the pedal pressuredecreasingunit
(1)
How
to
assemble
the
unit
Assembling
order
(D Hingescrew
(D Spring
(D Nut
® Reverse rotation
preventing
latch
Pedal decreasing gear (small)
Driving
pulley
Outer
sleeve
Pulley
ring
Pressure
decreasing
gear
(large)
® Clutch spring (B)
® Hole
Recession
Screw
Outer
sleeve
Remarks
1) Attach hinge screw (J), spring
(D and reverse rotation prevent
ing latch ® to the pedal
pressure decreasing
unit
frame.
1) Install driving pulley ® and
gear ® not allowing any play
in
the
axial
direction.
1) Insert clutch spring ® by
turning
it in
the
direction
of
the
arrow
until
there
is no gap
at
point ® , but do not turn it
too
much.
2)
Apply
grease
both
to
the
inside
and
outside
faces of
the
spring.
1) Align
hole
®
with
recession d
in
the
inner
sleeves.
2)
Temporarily
fix
outer
sleeve ®
to
the
inner
sleeve
by
pressing it
against face
(Q)
and tightening
screw
.
1) Press
the
top
end
of
the
spring
against
the
pin
of
outer
sleeve
®
and
insert
the
outer
sleeve.
2)
Apply
grease
to
the
inner
surface
and both sides of pulley ring ® .
3)
Apply
grease
to
the
inner
and
outer
surfaces
of
the
shaft
of
gear
(0)
and insert
the
gear by
turning
it in
the
direction
of
the
arrow.
-
28
-
Things
to
be
noted
when
disassembling
the
unit
1) To remove
the
spring,
carefully
insert
the
blade
of
a
screw
driver into gap ©
and
gently
push
it
out.
Do
not
pull it
out
roughly,
or
the
spring
will
stretch
and
deform.
1)
To
remove
the
gear,
turn
it
in
the
direc
tion
shown
by
the
arrow.
From the library of: Superior Sewing Machine & Supply LLC

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JUKI LK-980 Series Specifications

General IconGeneral
BrandJUKI
ModelLK-980 Series
CategorySewing Machine
LanguageEnglish

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