Singer Quantumlock 14T957DC Operation instructions

Table of Contents

Triple Cover Hem

Home Decorator Fabric with Buttonhole Twist page 1

Leather, Vinyl or Canvas with Buttonhole Twist page 2

Garment Hems for Knits page 3

Double Cover Hem

Garment Hems page 4

Attaching Trim to Sheer fabric page 5

Five-Thread Safety Stitch

Seams on Chenille page 6

Four-Thread Ultra-Stretch Mock Safety Stitch

Seams on Stretch Fabric page 7

Attaching Ribbing page 8

Differential Feed with Optional Shirring Foot page 9

Optional Taping Foot page 10

Optional Cording/Piping Foot page 11

Optional Elastic Foot page 12

Three-Thread Overlock (Wide)

Seams Finishes page 13

Decorative Flatlock page 14

Flatlock Fringe page 15

Flatlock Ladder Stitch page 16

Flatlock Ladder Stitch with Ribbon page 17

Flatlock Couching page 18

Three-Thread Overlock (Narrow)

Optional Bead/Sequin Foot page 19

Blindhem with Optional Blind Hem/Lace Foot page 20

Three-Thread Rolled Hem

Texturized-nylon Edge Finishes page 21

Custom Ribbon with Pearl/ Sequin Foot page 22

Pintucks page 23

Table of Contents

(page 2)

Two-Thread Rolled Hem

Lace Insertion with Optional Blind Hem/Lace foot page 24

Delicate Edge Finishes page 25

Three-Thread Ultra- Stretch Stitch

Seams on Active Wear page 26

Four-Thread Safety Stitch

Seam Construction page 27

Chainstitch

Decorative Chainstitch page 28

Tassels page 29

List of Optional Presser Feet page 30

Supply List

5 spools of overlock cone thread

Triple Cover Hem

(3) spools of butttonhole twist

(1) 5X5 inch piece of home decorator fabric

(1) 5X5 inch piece of leather, vinyl or canvas

(2) 3X5 inch pieces of stretch fabric

Double Cover Hem

(1) 5X5 inch piece of woven fabric

(1) 4X6 inch piece of sheer fabric

(1) 10 inch piece of 1/4”wide ribbon

Five-Thread Safety Stitch

(2) 3X5 inch pieces of chenille or terry cloth

Four-Thread Ultra-Stretch Mock Safety Stitch

(2) 3X5 inch pieces of stretch fabric

(1) 5X5 inch piece of fleece

(1) 2X5 inch piece of ribbing

(1) 3X5 inch piece of cotton

(1) 3X10 inch piece of cotton

(1) 10 inch piece of twill tape 1/4 wide

(2) 3X5 inch pieces of sweater knit

(1) 10 inch piece of cording

(2) 3X5 inch pieces of home decorator fabric

(1) 10 inch piece of elastic 1/4 wide

(1) 3X5 inch piece of tricot or lingerie type fabric

Three-Thread Overlock (Wide)

(2) 3X5 inch pieces of woven or linen fabric

(1) spool of texurized nylon

(1) 5X5 inch piece of denim, felt or woven fabric

(1) 4X5 inch piece of very loosely-woven wool

(1) 5X5 inch piece of denim, felt or woven fabric

(1) decorative thread which will fit through the needle’s eye

(1) 10 inch piece of ribbon, 1/4 wide

(1) 5x5 inch piece of denim, felt or woven fabric

(1) 10 inch piece of yarn

Supply List

(part II)

Three-Thread Overlock (Wide) continued

(1) 5X5 inch piece of denim, felt or woven fabric

Three-Thread Overlock (Narrow)

(1) 10 inch strand of pearls

(1) 3X6 inch piece of sheer fabric

(1) 5X5 inch piece of woven or linen fabric

(1) spool of monofilament thread

Three-Thread Rolled Hem

(1) 3X5 piece eyelet or batiste

(1) spool of texturized nylon

(1) 10 inch piece of fish line

(1) 3X10 piece of cotton fabric

(1) 5X10 piece of batiste

Two-Thread Rolled Hem

(2) 5 inch long pieces of 1 inch wide lace

(2) 3X3 inch pieces of batiste

(1) 3X10 inch piece of chiffon

(2) spools of monofilament thread

Three-Thread Ultra- Stretch Stitch

(1) 3X5 inch piece of spandex

Four-Thread Safety Stitch

(2) 3X5 pieces of canvas

Chainstitch

(2) spools of decorative thread

(2) 5X5 inch pieces of cotton

(1) 5X5 inch piece of batting

(1) 5X5 inch piece of cardboard

Right Cover Stitch

Needle (Orange)

6.0

Middle Cover Stitch

Needle (Blue)

7.0

Left Cover Stitch

Needle (Green)

7.5

Upper Looper

(Green)

Non-Working

Position

Lower Looper

(Red)

Not Threaded

Chain Stitch

Looper (Brown)

4.0

Upper Knife Non-Working

Position

Seam Guide Plate Installed

Seam Width Dial N

Differential Feed

Dial

Presser Foot

Pressure

Stitch Length Dial N

Stitch Finger R

Triple Cover Hem

This innovative stitch provides a very wide 5.6 mm professional and

creative triple topstitch to sewing projects. This is ideal for heavier

fabrics traditionally used in home decorating. It also adds a unique accent

for garment construction. The Singer Quantumlock CoverHem 14T957DC

sews 1300 stitches per minute, enabling the decorative Triple Cover Hem

stitch to be applied to projects quickly and easily.

Example:

Triple topsitching hem and edge finishing on drapes.

Directions:

Place topstitching thread in the right, middle and left cover stitch needles.

Place regular overlock thread in the chainstitch looper. Press a 1 inch hem into a woven

home decorator fabric. Sew using the seam guides to ensure a straight hem. The thread

tension releases when the presser foot is raised.

Needle set up:

Left Cover Stitch

Needle (Orange)

6.0

Middle Cover Stitch

Needle (Blue)

7.0

Right Cover Stitch

Needle (Green)

7.5

Upper Looper

(Green)

Non-Working

Position

Lower Looper

(Red)

Not Threaded

Chain Stitch

Looper (Brown)

4.0

Upper Knife Non-Working

Position

Seam Guide Plate Installed

Seam Width Dial N

Differential Feed

Dial

Presser Foot

Pressure

Stitch Length Dial N

Stitch Finger R

Triple Cover Hem

The Triple Cover Hem makes a stunning and pronounced finish on Home

Decorating projects using fabrics such as leather, vinyl or canvas.

Example:

Triple topstitching hem and an edge finish on a vinyl table cloth.

Directions:

Place topstitching thread in the right, middle and left cover stitch needles.

Place regular overlock thread in the chainstitch looper. Move stitch length to 4 and the

foot pressure adjusting dial to 1. Press 1 inch hem on fabric and sew using the seam

guides to ensure a straight triple line of stitching.

Needle set up:

Left Cover Stitch

Needle (Orange)

6.0

Middle Cover Stitch

Needle (Blue)

7.0

Right Cover Stitch

Needle (Green)

7.5

Upper Looper

(Green)

Non-Working

Position

Lower Looper

(Red)

Not Threaded

Chain Stitch

Looper (Brown)

4.0

Upper Knife Non-Working

Position

Seam Guide Plate Installed

Seam Width Dial N

Differential Feed

Dial

Presser Foot

Pressure

Stitch Length Dial 4

Stitch Finger N

Triple Cover Hem

The Triple Cover Hem makes a stunning and pronounced finish on Home

Decorating projects using fabrics such as leather, vinyl or canvas.

Example:

Triple topstitching hem and an edge finish on a vinyl table cloth.

Directions:

Place topstitching thread in the right, middle and left cover stitch needles.

Place regular overlock thread in the chainstitch looper. Move stitch length to 4 and the

foot pressure adjusting dial to 1. Press 1 inch hem on fabric and sew using the seam

guides to ensure a straight triple line of stitching.

Needle set up:

Left Cover Stitch

Needle (Orange)

6.0

Middle Cover Stitch

Needle (Blue)

7.0

Right Cover Stitch

Needle (Green)

7.5

Upper Looper

(Green)

Non-Working

Position

Lower Looper

(Red)

Not Threaded

Chain Stitch

Looper (Brown)

4.0

Upper Knife Non-Working

Position

Seam Guide Plate Installed

Seam Width Dial N

Differential Feed

Dial

Presser Foot

Pressure

Stitch Length Dial 4

Stitch Finger R

Triple Cover Hem

In addition to sewing on woven fabrics, the Triple Cover Hem makes a

beautiful topstitch and a strong hem on stretch fabrics. This stitch

emulates hem finishing as seen on ready-to-wear garments.

Example:

Triple topstitching hem and an edge finish on a knit dress.

Directions:

Place regular overlock thread in the right, middle and left cover stitch

needles, as well as the chainstitch looper. Move stitch length to “N” and the foot

pressure adjusting dial to “N.” Press 1 inch hem into the knit fabric. Sew using the seam

guides to ensure a straight triple line of stitching.

Needle set up:

Left Cover Stitch

Needle (Orange)

6.0

Middle Cover Stitch

Needle (Blue)

7.0

Right Cover Stitch

Needle (Green)

7.5

Upper Looper

(Green)

Non-Working

Position

Lower Looper

(Red)

Not Threaded

Chain Stitch

Looper (Brown)

4.0

Upper Knife Non-Working

Position

Seam Guide Plate Installed

Seam Width Dial N

Differential Feed

Dial

Presser Foot

Pressure

Stitch Length Dial N

Stitch Finger R

Double Cover Hem

This professional Cover Hem stitch is a necessary requirement for today’s

sewing. This stitch is often seen in ready-to-wear garments. With easy

access to the needle, it is simple to remove the center needle and convert

the stitch into a Double Cover Hem.

Example:

Double topstitching hem and edge finish on a jacket.

Directions:

Using the extra long small Allen screwdriver from the accessory kit, remove

the middle cover stitch needle and clip thread. Press a 1 inch hem into a woven fabric.

Sew using the seam guides to ensure a straight hem.

Needle Set up:

Left Cover Stitch

Needle (Orange)

6.0

Middle Cover Stitch

Needle (Blue)

Not Threaded

Right Cover Stitch

Needle (Green)

7.5

Upper Looper

(Green)

Non-Working

Position

Lower Looper

(Red)

Not Threaded

Chain Stitch

Looper (Brown)

4.0

Upper Knife Non-Working

Position

Seam Guide Plate Installed

Seam Width Dial N

Differential Feed

Dial

Presser Foot

Pressure

Stitch Length Dial N

Stitch Finger R

The EXTRA LONG

Allen screwdriver makes

needle change easy

Double Cover Hem for Attaching Ribbon or Trim

The Double Cover Hem can be used to add a decorative accent to many

types of projects. By inserting ribbon or trim through the presser foot

opening, the Cover Hem can attach the trim to the fabric with either a 2.8

or 5.6mm wide stitch.

Example:

Adding a ribbon and an edge finish hem to a sheer dress.

Directions:

Place ribbon through the opening in the foot and pull excess to the back

under the foot. Press a 1 inch hem into the fabric. Sew the ribbon onto the fabric, using

the seam guides to ensure straight sewing.

Needle Set up:

Right Cover Stitch

Needle (Orange)

6.0

Middle Cover Stitch

Needle (Blue)

Not Threaded

Left Cover Stitch

Needle (Green)

7.5

Upper Looper

(Green)

Non-Working

Position

Lower Looper

(Red)

Not Threaded

Chain Stitch

Looper (Brown)

4.0

Upper Knife Non-Working

Position

Seam Guide Plate Installed

Seam Width Dial N

Differential Feed

Dial

Presser Foot

Pressure

Stitch Length Dial N

Stitch Finger N

Double Cover Hem for Attaching Ribbon or Trim

The Double Cover Hem can be used to add a decorative accent to many

types of projects. By inserting ribbon or trim through the presser foot

opening, the Cover Hem can attach the trim to the fabric with either a 2.8

or 5.6mm wide stitch.

Example:

Adding a ribbon and an edge finish hem to a sheer dress.

Directions:

Place ribbon through the opening in the foot and pull excess to the back

under the foot. Press a 1 inch hem into the fabric. Sew the ribbon onto the fabric, using

the seam guides to ensure straight sewing.

Needle Set up:

Right Cover Stitch

Needle (Orange)

6.0

Middle Cover Stitch

Needle (Blue)

Not Threaded

Left Cover Stitch

Needle (Green)

7.5

Upper Looper

(Green)

Non-Working

Position

Lower Looper

(Red)

Not Threaded

Chain Stitch

Looper (Brown)

4.0

Upper Knife Non-Working

Position

Seam Guide Plate Installed

Seam Width Dial N

Differential Feed

Dial

Presser Foot

Pressure

Stitch Length Dial N

Stitch Finger R

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