Merrylock 3000CL or Merrylock 007 or Singer 14T957DC

By Sew Review Team on

Tags: serger, singer, merrylock

Merrylock 3000CL serger, overlock and coverstitch sewing machine

Merrylock producing by Tsang Yu Industrial co., Ltd, a professional household overlock and cover stitch manufacturer in Taiwan. They also producing sewing equipment for well-known companies such as Singer, Elna, Babylock etc. So don't be suprised if you'll find totaly the same machine with only one difference — brand name.

Samples of some stitches

Threads Tension

Merrylock 3000CL thread tension

Merrylock 3000CL has a manual tension system.  In the user guide you'll find a table of recommended tension for each stitch or you can use an adviser on the machine's body (in practice adviser is very helpful). Adviser presents settings only for few stitches, not for all.

Merrylock 3000CL adviser

Table of Stitches

 stitch descriptionimage 
1 Double Chain Stitch
1-needle, 2-thread straight stitch is used for construction or decorative stitching. Seams also can be sewn at desired distance from edge of fabric by disengaging the right looper and movable knife.
Double Chain Stitch  
2 Two-thread Wrapped Edge Overlock (Narrow & Wide)
1-needle, 2-thread stitch is used for seaming lightweight or stretch fabrics. Is is also ideal for rolled and blind hemming. A 4 mm and 6 mm overlock seam width can be obtained by changing the needle position.
Two-thread Wrapped Edge Overlock (Narrow & Wide)  
3 Two-thread Overedge (Narrow & Wide)
1-needle, 2-thread stitch is used for overedging common fabrics. It is also ideal for flatlock (butted or lapped) seams and blind hemming. A 4 mm and 6 mm overedge seam width can be obtained by changing the needle position.
Two-thread Overedge (Narrow & Wide)  
4 Three-thread Overlock (Narrow, Wide & Wide with Decorative Threads)
1-needle, 3-thread stitch is used for overedging and seaming on common fabrics. A 4 mm and 6 mm overlock seam width can be obtained by changing the needle position.
Three-thread Overlock (Narrow, Wide & Wide with Decorative Threads)  
5 Three-thread Flatlock (Narrow & Wide)
1-needle, 3-thread stitch is used for butted or lapped seams and ornamental stitching with decorative thread. Also, a 4 mm and 6 mm flatlock width can be obtained by changing the needle position.
Three-thread Flatlock (Narrow & Wide)  
6 Three-thread Ultra-Stretch Mock Safety Stitch
2-needle, 3-thread stitch that is ideal for lightweight, extremely stretchy fabrics such as tricot and spandex.
Three-thread Ultra-Stretch Mock Safety Stitch  
7 Four-thread Ultra-Stretch Mock Safety Stitch
2-needle, 4-thread stitch that is ideal for medium to heavyweight stretch fabrics such as double knits and swim wear.
Four-thread Ultra-Stretch Mock Safety Stitch  
8 Four-thread Safety Stitch
The 4-thread stitch is a safety stitch made up of combined 2-thread overedge and double chainstitch.
Four-thread Safety Stitch  
9 Five-thread Safety Stitch - Wide
The 5-thread stitch is a safety stitch made up of combined 3-thread overlock and double chainstitch. A wide seam is formed by using left needle. Overedge and seaming can be done in one operation on non-stretch fabrics.
Five-thread Safety Stitch - Wide
 
10 Five thread Safety Stitch - Narrow
The 5-thread stitch is a safety stitch made up of combined 3-thread overlock and double chainstitch. A narrow seam is formed by using right needle. Overedge and seaming can be done in one operation on non-stretch fabrics.
Five thread Safety Stitch - Narrow  
11 Cover Stitch - Narrow
2-needle, 3-thread cover stitch is suitable for hemming stretchy fabrics. A narrow seam is formed by using left and middle needles.
Cover Stitch - Narrow  
12 Cover Stitch - Wide
2-needle, 3-thread cover stitch is suitable for hemming stretchy fabrics. A wide seam is formed by using left and right needles.
Cover Stitch - Wide  
13 Triple Cover Stitch
3-needle, 4-thread cover stitch is suitable for hemming stretchy fabrics.
Triple Cover Stitch  
14 Three-thread Rolled Hem
1-needle, 3-thread stitch is used to finish edges of scarves, ruffles, table linens, etc.
Three-thread Rolled Hem

 

Main Features

Auto Looper Threader

  3000CL
image
brand Merrylock
category Overlock/Coverstitch Machine
alternative names MK3000CL, Merrilock 007, Singer 14T957DC
release date 2009
rating 9
street price $450.00
Type prosumer
Stitches 14
Stitch Length Adjustable
Max Stitch Length 4
Stitch Width Adjustable
Tension Control Manual
Feed Dog 4 points
Presser Foot Pressure Adjustable
Presser Foot Lifter Manual
Max Lift of the Presser Foot (mm) 6
Presser Foot Attachment Snap-on
Light Yes
Maximum Sewing Speed (stitches per minute) 1300 spm
Accessory Storage Accessory Box
Guide Built-in Adviser
Color White
Thread trimming No
Built-in Handle No
Machine Dimensions W x H x D (inch) 14.2 x 11.8 x 11.4
Included Accessories Needles, Screwdriver, Lint Brush, Oil, Spool holders, Thread Nets, Tweezers
Included Accessory Feet Standad foot
Machine Weight 19.8 lbs
Carying case Dust Cover
Number of Threads 2/3/4/5
Number of Needles 3
Differential Feed Yes
Color-Coded Treading Yes
Rolled Hemming Yes
Coverstitch Yes
Chain Stitch Yes
Safety Stitch Yes
Knife Adjustment Knob Yes
Threading system Looper Threaders
Retractable Upper Knife Yes
Link to Manufacturer merrylock.com