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Sewing Machine
LK-1854-6
JUKI LK-1854-6 User Manual
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8.
PARTS
TO
BE
FILLED
WITH
GREASE
(1)
Refill
grease
once
every
other
year
or
when
the
parts
filled
with
grease
have
been
disassembled.
(2)
Grease
to
be
used
Lithium-based
grease
Maker
Description
Esso
Lithen
2,
Beacon
2,
Shell
Clvania
Use
Esso
Temprex
N3
for
the
pedal
pressure
decreasing
unit
components,
(supplied
with
the
machine)
(3)
Parts
to
be
filled
with
grease
If
a
grease
pump
is
not
available,
use
a
plastic
oiler
or
an
injector
with
its
needle
removed.
1)
Main
shaft
components
2)
Pedal
pressure
decreasing
unit
compoments
Hinge
screw
Bushing
(rear)
1
.4
11
Inside
of
the
pressure,
decreasing
shaft
(Temprex
N3)
Bushing
(middle)
Fig.
67
3)
Speed
reducer
Inside
of
the
main
shaft
Inner
ring
of
the
bearing
Low-speed
pulley
springs
Sliding
part
of
the
changing
pulley
Fig.
69
-42-
Hinge
screw
•©
4)
Feed
bracket
components
Ball
Fig.
70
From the library of: Superior Sewing Machine & Supply LLC
45
47
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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