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Merrylock
Sewing Machine
2020
Merrylock 2020 User Manual
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29
*
Depending
on
the
needle
positions
used,
this
machine
can
sew
2-thread
(option-2-thread
converter
is
needed)
and
3-thread
standard
width
4
mm
overedge
an
da6m
m
wide
overedge
seams.
Also,
for
overedging
heavyweight
fabrics,
the
seam
width
can
be
increased
still
more
by
turning
the
overedge
seam
width
adjustment
knob.
(See
page
23)
Overedge
width
4.0
mm
6.0
mm
Needle
used
Overedge
right
needle
Overedge
left
needle
Needle
thread
Blue
Orange
tension
dial
29
31
Table of Contents
Important Safety Instructions
3
Table of Contents
5
Principal Parts
6
Accessories
8
Needle Information
8
How to Open Looper Cover
9
Preparation Prior to Sewing
9
Principal Parts Behind Looper Cover
9
Removal and Replacement of Clean Pocket
10
Setting up the Thread Guide Holder
11
Anti-Spill Net
11
Spool Cap
11
How to Disengage Movable Upper Knife
12
To Convert Upper Looper to 2-Thread Converter
13
To Use the 2-Thread Converter
13
To Disengage to Upper Looper
13
Standard Overedge and Rolled Hem Stitching
14
To Sew Standard Overedge
14
To Sew Rolled Hem
14
How to Remove and Insert Needles
15
Needle Position
15
To Remove Needle(S)
15
To Insert Needle(S)
15
Threading the Machine
16
Threading Diagram
16
Understanding the Color Code
16
To Thread the Machine Correctly
17
Threading the Overedge Right Needle (Blue)
20
How to Change Threads: Tie on Method
23
How to Adjust the Seam Width
24
Width Adjustment by Changing Needle Position
24
Width Adjustment with Adjustment Knob
24
How to Adjust the Stitch Length
24
How to Adjust the Presser Foot Pressure
25
Differential Feed
26
Gathered Overedge
26
Stretch Overedge
27
Chaining off and Test Sewing
28
Selection Stitches
29
Handy Reference Chart
31
Suggested Tension Setting
32
2-Thread Wrapped Edge Overlock
32
2-Thread Overedge
33
3-Thread Overlock
34
3-Thread Flatlock
35
3-Thread Ultra Stretch Mock Safety Stitch
36
4-Thread Ultra Stretch Mock Safely Stitch
37
How to Sew a Rolled Hem
38
Machine Set up
38
3-Thread Standard Rolled Hem Stitching
39
3-Thread Upper Looper Thread Wrapped Rolled Hem Stitching
39
2-Thread Standard Rolled Hem Stitching
40
Rolled Hem Stitching
40
Stitch Variations and Sewing Techniques
42
Decorative Flatlocking
43
How to Sew an Overlock Blind Hem
44
How to Sew a Pin Tucks
44
Turning Square Corners
45
Pin Placement
46
Securing the Thread Chain
46
Machine Maintenance
47
Cleaning the Machine
47
Oiling the Machine
47
How to Replace the Stationary Knife
48
How to Exchange Light Bulb
49
Optional Accessories
50
Snap-On Type Presser Foot
50
Optional Presser Feet
51
Elastic Foot
51
Blind Hem Foot
51
Shirring Foot
51
Pearl/Sequin Foot
51
Piping/Cording Foot
51
Taping Foot
51
Troubleshooting Chart
52
Relationship between Cloth, Thread and Need
53
Specification
54
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Merrylock 2020 Specifications
General
Brand
Merrylock
Model
2020
Category
Sewing Machine
Language
English
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