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JUKI
Sewing Machine
LK-1854-6
JUKI LK-1854-6 User Manual
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Manual
Specs
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Standard
Adjustment
(11)
Adjustment
of
the
tension
release
bar
Tension
release
bar
(3)
should
project
4
mm
(5/32")
from
the
surface
of
supporter
with
the
work
clamp
feet
up
when
the
machine
stops.
L-shaped
wrench
"g"
Tension
lever
Fig.
25
(12)
Position
of
the
shuttle
race
spring
The
shuttle
race
spring
should
be
evenly
positioned
laterally
with
respect
to
the
needle
entry
point,
and
it
should
be
positioned
longitudinally
so
that
the
rear
edge
of
the
needle
aUgns
with
corner
A
as
shown
below.
(Note)
Presence
of
any
scrathes
on
area
B
may
cause
breakage
of
the
bobbin
thread.
Grind
and
smooth
out
scratches
If
any.
Fig.
26
-
13
-
From the library of: Superior Sewing Machine & Supply LLC
16
18
Table of Contents
Default Chapter
3
Default Chapter
3
Table of Contents
3
1 Specifications
5
2 Caution in Running the Machine by Hand
6
3 Standard Adjustment Flowchart
6
4 Standard Adjustment
7
Height of the Needle Bar
7
Adjustment of the Feed Cam
7
Position of the Stop-Motion Hook
9
Stop-Motion Timing
9
Adjustment of the Changing Pulley Pressing Plate
11
Adjustment of the Starting Leverstopper
11
Height of the Work Clamp Foot
15
Adjustment Ofthetension Release Bar
17
Position Ofthe Shuttle Race Spring
17
Adjustment of the Belt Tension
27
Adjustment of the Bobbin Winder
27
5 Other Precautions
29
Configuration of the Shuttle Race Ring
29
How to Remove the Backlash Ofthe Shuttle Driver Shaft
29
How to Remove the Backlash of the Main Shaft
29
How to Remove the Backlash between the Worm and the Worm Gear
31
How to Remove the Backlash of the Feed Bracket
31
6 Disassembling & Assembling Procedures and Precautions
33
Disassembling the Shuttle Driver Shaft
33
Disassembling the Main Shaft
33
Disassembling the Low-Speed Pulley
37
Assembling the Pedal Pressure Decreasing Unit
39
7 Parts to be Fixed with Locktite
45
8 Parts to be Filled with Grease
46
9 Expendable Parts
48
General Expendable Parts
48
Expendable Parts to be Replaced Infrequently
48
Parts Likely to be Lost or Damaged During Repair
48
10 Parts for Subclass Machines
49
Parts for Changing the Numberof Stitches
49
Special Parts and Devices
49
Modifying the Standard Machine to Subclass Machine
50
11 , Troubles and Corrective Measures
51
4
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JUKI LK-1854-6 Specifications
General
Brand
JUKI
Model
LK-1854-6
Category
Sewing Machine
Language
English
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