INSTRUCTION BOOK
Model DC 3050
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TABLE OF CONTENTS
KNOW YOUR MACHINE
Button Sewing........................................................ 27
Darning .................................................................. 28
To sew a shorter darning ..................................... 28
To adjust the evenness of darning ....................... 28
Zipper Sewing ........................................................ 29
Attaching the zipper foot ...................................... 29
Fabric preparation for zipper sewing.................... 29
To sew.................................................................. 29
Blind Hem............................................................... 30
Name of Parts ........................................................... 2
Standard Accessories ............................................... 3
Extension table.......................................................... 3
GETTING READY TO SEW
Connecting the Power Supply .................................. 4
Controlling Sewing Speed ........................................ 4
Speed control slider ................................................ 4
Foot control ............................................................. 4
Function Buttons and Keys....................................... 5 DECORATIVE STITCHES
Reverse button ....................................................... 5
Auto-Lock button ..................................................... 5
Up/Down needle button .......................................... 5
Mode key ................................................................ 6
Direct pattern selection ........................................... 6
Dropping the Feed Dog ............................................ 7
Changing the Presser Foot....................................... 7
Detaching and Attaching the Foot Holder................. 7
Raising and Lowering the Presser Foot ................... 8
Balancing Thread Tension ........................................ 8
Auto tension ............................................................ 8
Manual tension adjustment..................................... 8
Knit stitch................................................................ 32
Shell Tucking.......................................................... 32
Satin Stitches ......................................................... 32
Applique Sewing .................................................... 33
Scallop Stitch ......................................................... 33
Patchwork .............................................................. 33
Smocking ............................................................... 34
Fagoting ................................................................. 34
Cross Stitch............................................................ 34
Pattern Combination .............................................. 35
Correcting Distorted Stretch Patterns .................... 36
Changing Needles .................................................... 9 CARE AND MAINTENANCE
Winding the Bobbin................................................. 10
Removing the bobbin ............................................ 10
Setting the spool of thread.................................... 10
Additional spool pin............................................... 10
Threading for bobbin winding ............................... 10
Inserting the bobbin ...............................................11
Threading the Machine ........................................... 12
Built-in Needle Threader ......................................... 13
Drawing Up the Bobbin Thread .............................. 13
Replacing the Light Bulb ........................................ 36
Cleaning the Hook Race ........................................ 37
Inserting the bobbin holder..................................... 37
Problems and Warning Signals.............................. 38
Troubleshooting ..................................................... 39
BASIC STITCHES
Straight Stitch ......................................................... 14
To sew ................................................................... 14
Changing sewing direction ................................... 14
Securing a seam ................................................... 14
Altering the stitch length ....................................... 15
Altering the needle drop position .......................... 15
Using the seam guide lines .................................. 16
To sew from the edge of thick fabric ..................... 16
Variety of Straight Stitches and
Recommended Feet ............................................... 17
Zigzag Stitches ....................................................... 18
Altering the stitch width ......................................... 18
Altering the stitch length ....................................... 18
Variety of Overcasting Stitches............................... 19
Overcasting with zigzag stitch .............................. 19
Multiple zigzag stitches (Tricot stitch) ................... 19
Overcasting stitch ................................................. 19
Double overedge stitch ......................................... 20
Buttonholes ............................................................. 21
Variety of buttonholes ............................................. 21
Square buttonhole .................................................. 21
Altering the buttonhole width ................................ 24
Altering buttonhole stitch density .......................... 24
Double layer buttonhole.......................................... 24
Round end and keyhole buttonholes ...................... 25
Altering the buttonhole width ................................ 25
Corded buttonhole .................................................. 26
1
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KNOW YOUR MACHINE
Name of Parts
1. Direct pattern selection buttons
2. Mode selection button
3. Plus (+) button
4. Minus (–) button
5. Indicator window
6. Spool holder (large)
7. Spool pin
7
6
8
9
10
11
5
4
8. Bobbin winding thread guide
9. Thread guide
12
13
10. Thread take-up lever
11. Tension regulating dial
12. Face plate
13. Thread cutter
14. Needle threader
15. Needle plate
16. Extension table (accessory storage)
17. Hook cover plate
18. Hook cover plate release button
19. Stitch balance adjusting dial
20. Reverse button
3
2
14
15
1
23
22
21
21. Auto-lock button
22. Up/down needle button
23. Speed control slider
24. Needle clamp screw
25. Needle
19
20
18
17
16
26. Zigzag foot A
24
27. Foot holder
28. Carrying handle
25
26
29. Bobbin winder spindle
30. Bobbin winder stopper
31. Hand wheel
32. Power switch
33. Machine sockets
34. Drop-feed lever
38
28
29
27
35. Free arm
30
36. Buttonhole lever
37. Presser foot lifter
38. Hole for additional spool pin
39. Power supply cord
40. Instruction book
37
31
36
35
32
33
34
40
39
2
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Standard Accessories
The standard accessories are stored in the
extension table.
q Extension table
q
w Standard accessories
w
1. Zipper Foot E
2. Satin Stitch Foot F
3. Automatic Buttonhole Foot R
4. Screwdriver
1
4
2
3
5. Bobbins
6. Set of Needles
7. Seam Ripper
5
8
6
9
8. Additional spool pin
9. Spool Holder (Large)
10. Spool Holder (Small)
11. Spool stand
12. Felt
7
10
11
12
Extension table
The extension table provides an added sewing
surface and can be easily removed for free arm
sewing.
w
q
• Detaching extension table
Pull the table away from the machine, as
illustrated.
• Free arm sewing
Free arm sewing is useful for darning socks or
mending knees, elbows or areas of wear in
children’s clothes.
• Attaching extension table
Push the extension table until it snaps into the
machine.
1
Projection
2
Hole
3
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GETTING READY TO SEW
Connecting the Power Supply
Turn off the power switch.
Insert the foot control plug into the machine socket.
Insert the machine plug into the machine socket.
Insert the power supply plug into the wall outlet.
Turn on the power switch.
q
q Power Switch
w Foot Control Plug
e Machine Socket
r Machine Plug
t Power Supply Plug
y Wall Outlet
e
r
y
w
t
For Your Safety:
While in operation, always keep your eyes on the
sewing area, and do not touch any moving parts such
as the thread take-up lever, handwheel or needle.
Always turn off the power switch and unplug from the
power supply:
- when leaving the machine unattended.
- when attaching or removing parts.
- when cleaning the machine.
q
w
Do not place anything on the foot control, otherwise
the machine will run intermittently.
When the power is turned on, the indicator window will
show a test pattern then will indicate 01.
Operating Instructions:
The symbol "O" of a switch indicates the "off" position of a switch.
For appliances with a polarized plug (one blade wider than the other). To reduce the risk of electric shock, this
plug is intended to fit in a polarized outlet only one way. If it does not fit fully in the outlet, reverse the plug. If it
still does not fit, contact a qualified electrician to install the proper outlet. Do not modify the plug in any way.
Controlling Sewing Speed
Speed control slider
You can limit the maximum sewing speed with the
speed control slider according to your sewing needs.
To increase sewing speed, slide it to the right.
To decrease sewing speed, slide it to the left.
Foot control
Pressing on the foot control can vary sewing speed.
The harder you press the foot control, the faster the
machine runs.
NOTES:
The machine runs at the maximum speed set by the
speed control slider when the foot control is fully
depressed.
Keep the foot control free from accumulation of lint,
dust and loose cloth.
Do not place anything on the foot control.
Operating Instructions:
Foot controller Model 21371 is for use with sewing
machine model DC3050.
4
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r
e
w
q
t
Function Buttons and Keys
q Reverse button
q
w
e
When stitch pattern 01, 02, 10 or 11
selected, the machine will sew in reverse while the reverse
button is pressed.
If you press the reverse button when sewing any other
stitches, the machine will immediately sew locking stitches
and automatically stop.
has been
w Auto-Lock button
When stitch pattern 01, 02, 10 or 11
has been
selected, the machine will immediately sew locking stitches
and automatically stop when the auto-lock button is
pressed.
When sewing any other stitches, the machine will sew
locking stitches at the end of the pattern being sewn and
automatically stop.
e Up/Down needle button
Press this button to bring the needle up or down.
The machine will stop with the needle up or down
depending on the needle position determined by this
button.
5
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r Mode key
r
Each time you press this key the mode will change in
the following order:
(1) Pattern selection mode
The green light on the top will be on.
(1)
To select the pattern, press the
key until the
pattern number of the desired stitch is indicated (see
the stitch chart below).
01
02
03
04
05
06
07
08
09
11
10
A
A
A
A
A
R
R
R
R
A
A
12 13
14
15
16
17 18
19
20 21
22
23
24
C
A
C
G
F
F
A
F
G
A
F
F
F
25 26
27
28
29 30
31
32
33 34
35
36
37
F
F
F
F
F
F
F
A
F
F
F
A
F
38
39
40
41
42 43
44
45
46 47
48
49
50
A
A
F
A
F
F
F
F
F
F
F
F
A
(2) Stitch width adjusting mode
The green light in the middle will light up.
(2)
The stitch width of the selected pattern will be
indicated.
To alter the stitch width, press the
key.
(3)
(3) Stitch length adjusting mode
The green light on the bottom will light up.
The stitch length of the selected pattern will be
indicated.
To alter the stitch length, press the
key.
t Direct pattern selection
t
The 4 most commonly used stitches can be directly
selected by pressing the button under the pattern
icon.
6
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Dropping the Feed Dog
The feed dog can be lowered with the drop-feed lever
for sewing on buttons etc.
q
w
Shift the drop-feed lever to the right to lower the feed
dog.
e
Shift the lever to the left to raise the feed dog, it will
return to the up position when the machine is started.
q Down position
w Up position
e Feed dog
r Hand wheel
r
NOTE:
The feed dog should be in the up position for regular
sewing. Turn the handwheel toward you to check if
the feed dog comes up after setting the lever in the
up position.
Changing the Presser Foot
CAUTION:
Turn OFF the power switch before changing the foot.
Always use the proper foot for the selected pattern.
The wrong foot can cause the needle to break.
To snap off:
Raise the needle and presser foot.
Press the red button on the back of the foot holder
and the foot will drop.
q
q Red Button
To snap on:
Place the presser foot so the pin on the foot lies just
under the groove of the foot holder.
Lower the foot holder to lock the foot in place.
w Groove
r
e
w
e Pin
Each foot is marked with a letter for identification.
r Identification Letter
Detaching and Attaching the Foot Holder
WARNING:
q
Turn OFF the power switch before detaching or
attaching the foot holder.
To detach:
Raise the presser bar and turn the setscrew
counterclockwise to remove the foot holder.
q Setscrew
w
w Foot holder
To attach:
Align the hole in the foot holder with the threaded
hole in the presser bar and insert the setscrew
through the hole.
q
Tighten the setscrew by turning it clockwise.
7
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Raising and Lowering the Presser Foot
The Presser foot lifter raises and lowers the presser
foot.
You can raise the presser foot about 6 mm (1/4")
higher than the normal up position by exerting more
pressure when lifting the presser foot lifter. This
allows for easy removal of the presser foot and helps
you to place thick fabric under the foot.
e
w
1 Presser foot lifter
2 Normal up position
3 Extra lift
w
q
e
Balancing Thread Tension
Auto tension
q
This machine features an Auto setting in the tension
control, which covers a wide range of sewing
conditions. Set the tension regulating dial at "A" for
general sewing, unless specifically indicated in this
manual.
q Tension regulating dial
w Setting mark
w
Balanced tension:
The ideal straight stitch has threads locked between
two layers of fabric.
For an ideal zigzag stitch, the bobbin thread does not
show on the right side of the fabric, and the needle
thread shows slightly on the wrong side of the fabric.
t
y
e
e Needle thread
r Bobbin thread
t Right side of the fabric
y Wrong side of the fabric
r
Manual tension adjustment
Manual tension adjustment may be needed
depending on the sewing materials, layers of fabric
and other sewing conditions.
y
t
Needle thread tension is too tight:
-if the bobbin thread appears on the right side of the
fabric.
Loosen the needle thread tension by moving the dial
to a lower number.
y
t
Needle thread tension is too loose:
-if the needle thread appears on the wrong side of the
fabric.
Tighten the needle thread tension by moving the dial
to a higher number.
8
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Changing Needles
CAUTION:
Always make sure to turn the power switch off and
disconnect the machine from power supply before
changing the needle. Raise the needle by pressing
the up/down needle button and lower the presser foot.
Turn off the power switch.
1 Loosen the needle clamp screw by turning it
counterclockwise.
w
2
q
1
Remove the needle from the clamp.
q Needle clamp screw
2 Insert a new needle into the needle clamp with the
flat side of the needle to the rear.
When inserting the needle into the needle clamp,
push it up against the stopper pin and tighten the
needle clamp screw firmly.
e
w Stopper pin
e Flat side
To check needle straightness, place the flat side of the
needle onto something flat (a needle plate, glass etc.)
The gap between the needle and the flat surface
should be consistent.
Never use a blunt needle.
r
r Gap
WEIGHT
FABRIC
TYPE of NEEDLE
NEEDLE SIZE
Very Light
Chiffon, Georgette, Fine Lace, Organdy
Net, Tulle
Universal
Ball Point
9 (65)
9 (65)
Light
Batiste, Voile, Lawn, Pure Silk, Crepe de Chine,
Sheer Crepe, Chambray, Handkerchief Linen,
Gingham, Challis, Percale, Wool Crepe, Peau de
Soie, Taffeta, Satin, Silk Surah, Satin-backed
Crepe, Qiana
Blue Tipped Needle
Universal
11 (75)
11 (75)
12 (80)
Single Knits, Jersey, Swimwear, and Tricot
Blue Tipped Needle
Ball Point
11 (75)
11 (75)
Leather Suede
Wedge Point
Leather Needle
11 (75)
Flannel, Velour, Velvet, Muslin, Velveteen,
Poplin, Corduroy, Broadcloth, Linen, Chintz,
Gabardine, Felt, Terry, Burlap, Quilted Fabrics
Universal
14 (90)
Medium
Double Knits, (synthetic and natural) Stretch
Velour, Stretch Terry, Sweater Knits
Ball Point
14 (90)
14 (90)
Leather, Vinyl, Suede
Wedge Point
Leather Needle
Denim, Sailcloth, Ticking
Denim Needle
Universal
16 (100)
16 (100)
Heavy
Double Faced Wool, Heavy Coating, Fake Fur,
Drapery Fabrics
Leather, Suede
Wedge Point
Leather Needle
16 (100)
18 (110)
Very Heavy
Canvas, Duck, Upholstery Fabrics
Universal
16 (100)
14 (90)
Topstitching for Special Finishes
9
Topstitching Needle
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Winding the Bobbin
Removing the bobbin
1
2
q
1 Slide the hook cover plate release button to the
right, and remove the hook cover plate.
q Hook cover plate release button
w Hook cover plate
e
w
2 Lift out the bobbin from the bobbin holder.
e Bobbin
Setting the spool of thread
Lift up the spool pin. Place the spool of thread on the
spool pin with the thread coming off the spool as
shown.
q Large spool holder
q
Attach the large spool holder, and press it firmly
against the spool of thread.
Use the small spool holder to hold narrow or small
spools of thread.
w
w Small spool holder
Additional spool pin
Use the additional spool pin when you need to wind
the bobbin without unthreading the machine while
working on a sewing project.
q
w
r
Insert the additional spool pin into the spool stand
and then into the hole in the machine.
Place the felt on the spool pin and place a spool of
thread on it as shown.
e
q Additional spool pin
w Felt
e Hole
r Spool stand
2
1
Threading for bobbin winding
1
Set the speed control lever at
.
Guide the thread around the thread guide.
q Thread guide
2
Pass the thread through the hole in the bobbin
from the inside to the outside. Put the bobbin on
the bobbin winder spindle.
q
2
3
w Bobbin winder spindle
3 Push the bobbin winder spindle to the right.
The indicator will show
.
4 Hold the free end of the thread in your hand and
depress the foot control.
Stop the machine after the bobbin has spun
several times, and cut the thread close to the hole
in the bobbin.
w
5
4
5 Depress the foot control again. When the bobbin
is fully wound, it will stop automatically.
Release the foot control and return the bobbin
winder spindle to its original position by moving it
to the left, and cut the thread with a pair of
scissors. Remove the bobbin from the bobbin
winder spindle.
NOTE:
The machine will not sew until the spindle has been
returned to the left.
10
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Inserting the bobbin
1 Place the bobbin in the bobbin holder with the
thread running off counterclockwise.
q Thread
1
q
w Bobbin holder
w
2 Guide the thread into the notch on the front of the
bobbin holder.
2
e Notch on the front
e
3 Draw the thread to the left, sliding it between
the tension spring blades.
3
r Spring blades
r
4
4 Continue to draw the thread lightly until the thread
slips into the notch on the side.
t Notch on the side
t
y
5 Pull out about 10 cm (4") of thread to the rear.
Reattach the hook cover plate.
5
NOTE:
A threading chart is shown on the hook cover plate
for your reference.
y Threading chart
11
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Threading the Machine
Raise the presser foot.
Press the Up/Down needle
button to raise the thread
take-up lever to its highest
position.
q
1
2
4
1 Draw the thread from the spool. Hold the upper
thread at the spool with your finger.
q Hold the thread
3
5
2 Slip the thread under the thread guide from the
right and down along the right channel.
Be sure that the thread passes between the
tension disks.
2
w
w Thread guide
e
e Right channel
r Tension disks
3 Then draw the thread around the bottom of the
thread guide plate.
3
r
t Thread guide plate
t
4 Firmly draw the thread up along the left channel to
the take-up lever and down into its eye from the
right to the left.
4
y
y Thread take-up lever
5 Then down through the lower thread guide.
6
5
7
u Lower thread guide
6 Slide the thread behind the needle bar thread
guide on the left.
u
i Needle bar thread guide
i
7 Thread the needle from front to back by hand or
use the built-in needle threader (see page 13).
12
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Built-in Needle Threader
1 Raise the needle to its highest position by turning
the hand wheel toward you.
Turn the power switch off.
1
2
3
Lower the presser foot.
Depress the needle threader knob as far as it will
go. The hook comes out through the needle eye
from behind.
q Needle threader knob
w Hook
q
w
2 Draw the thread down around the threader guide
and under the hook.
e Threader guide
3 Release the threader knob slowly while holding the
thread end with your hand. A loop of the thread is
pulled up through the needle eye.
e
4
r
4 Remove the loop from the threader and pull out the
thread end from the needle eye.
NOTES:
The automatic threader works well with the threads
#50-90 and needles #11-16, as well as the blue tipped
needle.
Drawing Up the Bobbin Thread
1 Raise the Presser Foot Lifter.
Turn the power switch on.
1
2 Hold the needle thread with your finger and press
the Up/Down needle button twice to pick up the
bobbin thread.
2
Draw up the needle thread to bring up a loop of the
bobbin thread.
w
q
q Needle thread
w Bobbin thread
e
e Up/Down needle button
3 Slide 10 cm (4") of both threads to the back under
thepresser foot.
3
q
w
13
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BASIC STITCHES
Straight Stitch
w
q
Machine Settings
q Pattern:
#01
w Presser foot: Zigzag foot A
To sew
Raise the presser foot and position the fabric next to
a seam guide line on the needle plate. Lower the
needle into the fabric where you wish to start.
Pull the needle and bobbin threads to the back.
Lower the presser foot.
Depress the foot control to start sewing. Gently guide
the fabric along the seam guide line.
Changing sewing direction:
Stop the machine a few stitches before the end of a
seam. Press the up/down needle button a few times
until the needle falls on the end of the seam.
q Up/Down needle button
Raise the presser foot.
Pivot the fabric around the needle to change the
sewing direction as desired.
q
Lower the presser foot and start sewing in a new
direction.
Securing a seam
For fastening the beginning of a seam, press the
reverse button and sew several reverse stitches.
Release the reverse button to sew forward.
w Reverse button
For fastening the ends of a seam, press the reverse
button at the end of the seam.
w
Sew a few stitches in reverse to fasten the seam.
Raise the presser foot and pull the fabric to the back
to remove it.
To cut the threads, pull the fabric to draw the threads
up to the thread cutter as shown.
The threads are cut a proper length to start the next
seam.
e
e Thread cutter
When pattern #03 (lock-a-matic stitch) is selected:
The machine will sew reverse stitches at the
beginning of a seam automatically, and at the end of
the seam by pressing the reverse button once.
14
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Altering the stitch length
The stitch length can be altered between 0.0 and 5.0.
Press the mode key
to activate stitch length
adjustment (the bottom green light lights up).
The preset value 2.2 will be indicated.
Press the plus (+) key to increase the stitch length.
Press the minus (–) key to decrease the stitch length.
Altering the needle drop position
The needle drop position of the following stitches can
be altered:
Press the mode key
to activate stitch width
adjustment (the middle green light lights up).
The preset value "3.5" will be indicated.
Press the plus (+) key to move the needle drop to the
right.
Press the minus (–) key to move the needle drop to
the left.
15
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Using the seam guide lines
The seam guides on the needle plate and hook cover
help you to measure seam allowances.
NOTE:
The number indicates the distance from the center
needle position.
w
q Guide lines
w Center needle position
e Edge of the fabric
e
Number
15
20
4/8
4/8
5/8
5/8
6/8
6/8
q
Distance
(cm)
1.5
2.0
Distance
(inch)
To sew from the edge of thick fabric:
The black button on the zigzag foot locks the foot in
the horizontal position.
This is helpful when starting sewing from the extreme
edge of thick fabrics or sewing across a hem.
Lower the needle into the fabric at the point where you
wish to start sewing.
Lower the foot while pushing in the black button.
The foot will be locked in the horizontal position to
avoid slipping.
q
The foot will be unlocked after sewing a few stitches.
q Black button
16
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Variety of Straight Stitches and Recommended Feet
#01, #02 Straight stitch: Zigzag foot A
Pattern #01 is for seaming and for zipper sewing.
Pattern #02 is for seaming edge of fabrics.
#03 Lock-a-matic stitch: Zigzag foot A
Use this stitch to secure the beginning and the end of a seam with
backstitching.
When you reach the end of the seam, press the Reverse Button once.
The machine will sew four reverse stitches, four forward stitches, and
then stop sewing automatically.
#04 Locking stitch: Zigzag foot A
This unique stitch is used where an invisible locking stitch is needed.
Lower the needle close to the front edge of the fabric.
The machine will sew several locking stitches in place and continue
sewing forward.
When you press the reverse button at the end of the seam, the machine
will sew several locking stitches in place, then stop sewing automatically.
#05 Stretch stitch: Zigzag foot A
This is a narrow stretch stitch designed to eliminate puckering on knit
fabrics and bias seams, while allowing the seam to be pressed
completely open flat.
#18 Triple stretch stitch: Zigzag foot A
This strong, durable stitch is recommended for areas where both
elasticity and strength are needed to ensure comfort and durability.
Use it to reinforce areas such as crotch and armhole seams.
Also use it when constructing items such as backpacks for extra
strength.
#19 New sculpture stitch: Satin stitch foot F
This stitch is used for topstitches and outline-stitches enhancing the
design appearance.
#20 Sculpture stitch: Satin stitch foot F
This stitch is used for topstitches and outline-stitches enhancing the
design appearance.
#21 Saddle stitch: Zigzag foot A
This saddle stitch is formed with one stitch forward, two stitches backward,
and a fourth stitch forward.
You can achieve an attractive hand-worked look when topstitching suits,
blazers, jumpsuits, and denim outfits with the saddle stitch.
17
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Zigzag Stitch
Machine Settings
q Pattern:
w Presser foot: Zigzag foot A
#10
w
q
The zigzag stitch is used for various sewing needs
including overcasting. It can be used on most woven
fabrics.
A dense zigzag stitch can also be used for appliqué.
Altering the stitch width
The stitch width can be altered between 0.0 and 7.0.
Press the mode key
to activate stitch length
adjustment (the middle green light lights up).
The preset value "5.0" will be indicated.
Press the plus (+) key to increase the stitch width.
Press the minus (–) key to decrease the stitch width.
q Stitch width
q
Altering the stitch length
The stitch length can be altered between 0.0 and 5.0.
Press the mode key
to activate stitch length
adjustment (the bottom green light lights up).
The preset value 2.0 will be indicated.
Press the plus (+) key to increase the stitch length.
Press the minus (–) key to decrease the stitch length.
w Stitch length
NOTE:
The stitch length and width can be altered while
stitching.
w
18
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Variety of Overcasting Stitches
CAUTION:
When you use the overedge foot C, you must set the zigzag width at 5.0
or wider to prevent the needle from hitting the wires on the foot.
Overcasting with zigzag stitch
q
w
Machine Settings
q Pattern:
w Presser foot: Zigzag foot A or
Overedge foot C (optional item)
#10
Place the fabric edge next to the guide of the foot and
then sew.
q Guide
NOTES:
The overedge foot is an optional item.
When overcasting with the zigzag foot, carefully guide
the fabric so the needle falls off the edge when it
swings to the right.
q
Multiple zigzag stitch (Tricot stitch)
Machine Settings
q
w
q Pattern:
#11
w Presser foot: Zigzag foot A
This stitch is used to finish a raw edge of synthetics
and other stretch fabrics that tend to pucker.
Sew along the fabric edge leaving an adequate seam
allowance.
After sewing, trim the seam allowance close to the
stitches.
Overcasting stitch
Machine Settings
q Pattern:
w Presser foot: Zigzag foot A or
Overedge foot C (optional item)
#12
q
w
This stitch can be used to simultaneously seam and
overcast edges of fabrics.
Use this stitch when you do not need to open seams flat.
Place the fabric edge next to the guide of the foot and
then sew.
q Guide
NOTES:
The overedge foot is an optional item.
When overcasting with the zigzag foot, carefully
guide the fabric so the needle falls off the edge when
it swings to the right.
q
19
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Double overedge stitch
Machine Settings
q Pattern:
w Presser foot: Zigzag foot A or
Overedge foot C (optional item)
#14
q
w
This is an excellent stitch for fabrics that tend to fray
extensively such as linens and gabardines.
Two rows of zigzag stitches are simultaneously sewn
over the edge to insure that fabric will not ravel.
Place the fabric edge next to the guide of the foot and
then sew.
NOTES:
The overedge foot is an optional item.
When overcasting with the zigzag foot, carefully
guide the fabric so the needle falls off the edge when
it swings to the right.
CAUTION:
When you use the overedge foot C, you must set
the zigzag width at 5.0 or wider to prevent the
needle from hitting the wires on the foot.
20
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Buttonholes
Variety of buttonholes
#06 Square buttonhole
This square buttonhole is widely used on medium to
heavy weight fabrics.
The buttonhole size is automatically determined by
placing a button in the rear of the foot.
#07 Round-end buttonhole
This buttonhole is used on fine to medium weight
fabrics especially for blouses and children’s clothes.
#08 Keyhole buttonhole
The Keyhole Buttonhole is widely used on medium to
heavy weight fabrics. It is also suitable for larger and
thicker buttons.
Square buttonhole
Machine Settings
q
w
q Pattern:
#06
w Presser foot: Automatic buttonhole foot R
NOTES:
• The size of a buttonhole is automatically set by
placing a button in the rear of automatic buttonhole
foot R.
• The button holder of the foot takes a button size of
0.5 cm (3/16 ”) to 2.5 cm (1”) in diameter.
• It is sometimes necessary to change the buttonhole
size to match certain heavy or specific fabrics and
threads.
• Make a test buttonhole on an extra piece of the
fabric to check your settings.
• The preset width of the buttonhole is suitable for
ordinary buttons.
• Apply an interfacing to stretch or fine fabrics.
21
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To sew
1 Press the up/down needle button to raise the
1
needle.
Attach the automatic buttonhole foot R snapping
the pin into the groove of the footholder.
q
q Groove
w Pin
w
2
Pull the button holder to the back, and place
the button in it. Push it together tightly to the
button.
2
NOTE:
If the button is extremely thick, make a test
buttonhole on an extra piece of the fabric.
If it is difficult to fit the button through the test
buttonhole, you can lengthen the buttonhole by
pulling the button holder back a little. The length of
the buttonhole will be increased.
e Button Holder
A
B
e
r Extra gap
r
3
Pull the buttonhole lever down as far as it will go.
3
t Buttonhole Lever
t
4
Insert the corner of the fabric under the foot.
Press the up/down needle button twice.
Remove the fabric to the left to draw the needle
thread through the hole of the foot.
Place the garment under the foot, and lower the
needle at the starting point of the buttonhole
mark.
4
i
o
Then lower the automatic buttonhole foot R.
y Buttonhole Mark
!
u Starting Point
y
NOTE:
Make sure there is no gap between the slider and
stopper, otherwise the left and right lengths will be
different.
u
i
o
!
!
Slider
No gap
Stopper
Sewing gap
!
22
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5
Start the machine to sew the buttonhole.
The buttonhole will be automatically sewn.
5
Step 1: The machine will sew the front bartack and
the left row first.
Step 1
Then it goes back to the starting point with
straight stitch.
Step 2: The machine will sew the right row.
Step 3: The machine will sew the back bartack.
Step 4: The machine will stop automatically and a dot
will blink.
Step 2
Step 3
!
Blinking dot
To sew another buttonhole, raise the presser foot.
Move the fabric to where the next buttonhole is to be
sewn, then lower the foot and start the machine.
Step 4
!
NOTE:
If you select other pattern without raising the presser
foot or buttonhole lever after buttonhole sewing, the
indicator will show a warning sign.
Raise the presser foot and buttonhole lever, then
select the pattern.
6
Remove the fabric and place a pin just below the
bartack at each end to prevent accidentally
cutting stitches. Cut the opening with the seam
ripper. Use an eyelet punch to open a
keyhole buttonhole.
6
!
!
!
!
!
!
Pin
Seam ripper
Eyelet punch
7
When buttonhole sewing is finished, push the
buttonhole lever upward as far as it will go.
7
t
Buttonhole lever
t
23
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Altering the buttonhole width
Press the mode key
to activate the stitch width
adjustment.
Press the plus (+) key to increase the buttonhole
width.
Press the minus (–) key to decrease the buttonhole
width.
q
w
Narrower buttonhole
Wider buttonhole
q
w
* The width can be altered between 2.5 and 7.0.
Altering the buttonhole stitch density
Press the mode key
adjustment.
to activate the stitch length
Press the plus (+) key to make the stitch sparser.
Press the minus (–) key to make the stitch denser.
* The stitch density can be altered between 0.2 and
0.8.
NOTE:
The indicator shows the stitch width or density while
sewing. When the buttonhole is completed, the
indicator will show the pattern number
.
Double layer buttonhole
To make a solid and sturdy buttonhole, sew another
layer of buttonhole over the previous stitches.
After the buttonhole is finished, simply start the
machine again.
Step-1
Step-2
Do not raise the foot or buttonhole lever.
The machine will sew another buttonhole in the
following order and stop automatically when it is
completed:
Step 1: Straight stitching in reverse to go back to the
starting point
Step-3
Step-4
Step 2: Front bartack and left row
Step 3: Right row
Step 4: Back bartack and locking stitches at the end
The machine will stop automatically.
NOTE:
A double layer buttonhole can be sewn when the dot
is blinking.
24
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Round end and keyhole buttonholes
Machine Settings
q
w
q Stitch pattern: #07 or #08
w Foot:
Automatic buttonhole foot R
The sewing procedure is the same as the square
buttonhole #06.
w
q Starting point
w Bartacking
q
q
w
Altering the buttonhole width
Round-end buttonhole
Press the mode key
adjustment.
to activate the stitch width
Press the plus (+) key to increase the buttonhole
width.
Press the minus (–) key to decrease the buttonhole
width.
q
w
q Narrower buttonhole
w Wider buttonhole
* The width can be altered between 2.5 and 5.5.
Keyhole buttonhole
Press the mode key
adjustment.
to activate the stitch width
Press the plus (+) key to increase the buttonhole
width.
Press the minus (–) key to decrease the buttonhole
width.
w
q
q Narrower buttonhole
w Wider buttonhole
* The width can be altered between 5.0 and 7.0.
* See page 24 for altering the stitch density.
25
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Corded buttonhole
Machine Settings
q Pattern:
#06
w Presser foot: Automatic buttonhole foot R
q
w
To sew a corded buttonhole, follow the same
procedure as for a square buttonhole.
1 With the automatic buttonhole foot R raised, hook
the filler cord on the spur on the back of the
buttonhole foot.
1
2
2 Bring the ends of cord toward you under the
buttonhole foot clearing the front end.
Hook the ends of the filler cord into the forks on
the front of the buttonhole foot to hold them tight.
q Spur
w
q
w Forks
e Cord
3 4
3 Lower the needle into the garment where the
buttonhole will start and lower the foot.
e
4 Lower the buttonhole lever and buttonhole foot.
Start the machine and sew the buttonhole over the
filler cord.
The machine stops automatically when finished.
NOTES:
Set the stitch width in accordance with the thickness
of the filler cord used.
To cut the buttonhole opening, refer to page 23.
5 Remove the fabric from the machine and cut the
sewing threads.
6
5
6 Pull the left end of the filler cord to tighten it.
Thread the end of the cord through a darning
needle and draw it to the wrong side of the fabric
and cut.
26
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Button Sewing
Machine Settings
q Pattern:
w Presser foot: Satin stitch foot F
e Feed dog: Down
#10
w
q
e
Unthread the needle thread.
Adjust the stitch width so that the needle enters
both holes in the button.
Place a button on the fabric and lower the needle
by turning the handwheel, so that the needle
enters into the left hole in the button.
Align the holes in the button with the slot on the
foot and lower it to hold the button in place.
Turn the handwheel to lower the needle into the
right hole in the button.
Adjust the stitch width if necessary.
Rethread the machine and sew about 10 stitches
at a slow speed (set the speed control slider at ).
Raise the presser foot and remove the fabric.
Trim both needle and bobbin threads at the
beginning.
Cut both threads leaving 20 cm (8”) tails.
Pull the bobbin thread to bring the needle thread to
the wrong side of the fabric then knot the threads.
After sewing is finished, raise the feed dog.
27
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Darning
Machine Settings
q Pattern:
#09
q
w
w Presser foot: Automatic buttonhole foot R
Pull the button holder to the rear.
Place the fabric under the foot.
Press the up/down needle button twice. Pull the fabric
from the left to draw both threads under the foot and
place the fabric back under the foot.
e
Lower the needle at the starting point then lower the
foot.
q Button Holder
w Starting Point
q
r
Depress the foot control and the machine will sew a
darning 2 cm (3/4”) long and stop automatically.
e Darning length (Maximum: 2 cm)
w
t
r Darning width (0.7 cm)
The same sized darning can be sewn when the dot is
blinking.
t Blinking dot
Repeat sewing in a different direction until the
darning covers the rip or hole.
To sew a shorter darning
To sew a darning shorter than 2 cm (3/4”), first stop
the machine after sewing the required length, then
press the reverse button.
u
The required length has been determined.
Restart the machine and continue sewing until the
machine stops automatically.
y Reverse Button
y
u Required Length
To adjust the evenness of darning
The evenness of darning may vary depending on the
sewing conditions, such as type of fabrics, number of
layers etc.
(A): If the left corner is lower than the right side, press
the minus (–) key to correct it.
(B)
(A)
(B): If the right corner is lower than the left side, press
the plus (+) key to correct it.
NOTE:
The evenness can be adjusted within d1 to d9
(default setting is d5).
28
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Zipper Sewing
Machine Settings
q Pattern:
#01
w Presser foot: Zipper foot E
q
w
CAUTION:
When sewing with the zipper foot, make sure to use
pattern "01 (straight stitch with the center needle
position). Otherwise the needle may hit the foot and
possibly break.
Attaching the zipper foot
(A) Attach zipper foot E with the pin on the right-
hand side to the groove to sew the left side of
the zipper.
w
q
(B) Attach zipper foot E with the pin on the left-
hand side to the groove to sew the right side of
the zipper.
(B)
(A)
q Pin
w Groove
Fabric preparation for zipper sewing
1
1
Add 1 cm (3/8”) to the zipper size. This is the
overall opening size.
q
w
t
y
q Right side of the fabric
w 1 cm (3/8”)
e Opening size
r Zipper size
e
r
t Slider
y Zipper teeth
i
u Zipper tape
i Wrong side of the fabric
o End of the opening
u
o
!
2
Place the right sides of the fabric together and
sew to the end of the zipper opening. Fasten the
seam with reverse stitching.
2
q
Increase the stitch length manually to 5 mm
(3/16”) and loosen the tension to “1” to sew the
zipper opening with basting stitches.
!
! 2 cm (13/16”) seam allowance
! Basting stitches
! Reverse stitches
! End of opening
!
!
!
! Seam line
To sew
q
1
1 Fold back the left seam allowance. Turn under the
right seam allowance to form a 0.2 to 0.3 cm (1/8")
fold. Place the zipper teeth next to the fold and
pin it in place.
e
w
r
q Lower fabric
w End of the zipper opening
e Zipper teeth
t
y
r 0.2 to 0.3 cm (1/8”)
t Wrong side of the upper fabric
y Opening size
u
u Fold
29
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2
2 Set the stitch length back to “2.2” and thread
tension to "A".
Attach zipper foot E with the pin on the right-
hand side.
Sew through the fold and zipper tape guiding the
zipper teeth along the edge of the foot.
3 Stop sewing 5 cm (2") before the foot reaches the
slider on the zipper tape.
3
Lower the needle slightly into the fabric.
Raise the foot and open the zipper.
Lower the foot and stitch the remainder of the
seam.
i
i
o
Slider
5 cm (2”)
o
4 Close the zipper and spread the fabric open flat
with the right side up.
4
Baste the upper fabric and zipper tape together.
!
!
Basting
5 Reattach zipper foot E with the left pin.
Sew 1 cm (3/8") across the end of the opening with
reverse stitches. Stitch through the fabric and
zipper tape.
5 6
1 cm (3/8")
!
End of the opening
6 Stop sewing about 5 cm (2”) from the top of the
zipper.
!
Lower the needle slightly into the fabric, raise the
foot, remove the basting stitches and open the
zipper.
!
!
Basting Stitches
7 Move the slider behind the presser foot.
Lower the presser foot and stitch the remainder of
the seam.
7
After finishing, remove the basting stitches.
!
!
Basting stitches
30
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Blind Hem
Machine settings
q Stitch pattern: #15 or #16
w Foot: Blind hem foot G (optional item)
NOTE:
The blind hem foot is an optional item.
Starting to sew
1 On heavy weight fabrics that ravel, the raw edge
should be overcast first.
1
Fold the hem leaving a 0.4 – 0.7 cm margin as
illustrated.
w
w
q
w
Wrong side of fabric
0.4~0.7 cm (1/8”~1/4”)
q
q
2 Place the fabric so the needle just pierces the
edge of the fold when the needle swings to the left.
Lower the presser foot.
2
3
3 There is a sliding guide on the blind hem foot that
allows you to precisely control where the
needle pierces the edge of the fabric fold.
Turn the screw to align the left side of the guide
on the foot with the fold.
Sew, guiding the folded edge along the guide
on the foot.
e
e
r
t
Guide screw
Guide
r
t
Fold edge
4 Open the fabric after sewing.
Right side of fabric
4
y
* If the needle pierces too far left, the stitches will
show on the right side of the fabric.
y
NOTE:
When sewing a blind hem with the zigzag foot, care-
fully guide the fabric so the needle just pierces the
edge of the fold.
31
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DECORATIVE STITCHES
Knit Stitch
Machine Settings
q Pattern:
w Presser foot: Zigzag foot A
#13
q
w
This stitch is recommended for sewing such fabrics as
synthetic knits and stretch velour as it provides the
greatest amount of elasticity and strength.
Sew along the fabric edge leaving an adequate seam
allowance. After sewing, trim off the seam allowance
close to the stitches.
Shell Tucking
Machine Settings
e
w
q
q Pattern:
#17
w Presser foot:
Satin stitch foot F
e Thread tension: 6–8
Increase the needle thread tension to “6-8”.
Fold and stitch on the bias.
Place the folded edge of the fabric along the slit of
the foot so that the right swing of the needle falls off
the edge of the fabric to form tucks.
After sewing, open the fabric and iron tucks to one
side.
Satin Stitch
Machine Settings
q Pattern:
w Presser foot: Satin stitch foot F
#22 to #27
q
w
For better sewing results, interfacing should be used on
the wrong side of fabric on stretch or
elastic fabrics.
Press auto-lock button while sewing the last pattern, and
machine will stop automatically after the last pattern is
finished.
32
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Applique Sewing
Machine Settings
q
q Pattern:
w Presser foot: Satin stitch foot F
#28 to #31
w
Place the applique on the fabric and baste it in
place. Sew, guiding the edge of the applique along
the slit on the foot, so that the needle falls off the
edge of the applique when it swings to the right.
NOTE:
When changing the sewing direction at a corner or
curve, lower the needle into the applique at the left
swing and turn the fabric to a new direction.
Scallop Stitch
Machine Settings
q
w
q Pattern:
#33
w Presser foot: Zigzag foot A
Starting to sew
Sew the stitches approximately 3/8” (1 cm) inside
of the edge of fabric.
Trim the outside of the stitches as shown.
* Make sure you don’t cut the thread.
Patchwork
Machine Settings
q Pattern:
w Presser foot: Satin stitch foot F
#34 or #38
q
w
Sew the seam with straight stitch and press seam
allowance to open. Sew pattern #34 or #38 on the
right side of garment centering over the seam line.
33
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Smocking
Machine Settings
q Pattern:
#36 or #43 to #45
q
w
w Presser foot: Satin stitch foot F
Smocking is a delicate, decorative treatment on
children’s clothes or women’s blouses.
Choose a soft, lightweight fabric such as batiste,
gingham or challis. Cut the fabric three times the
projected width. Set the stitch length at 4.0 and sew
straight lines 3/8”(1cm) apart across the area to be
smocked. A looser needle thread tension will make
gathering easier.
Knot the threads along one edge. From the other
end, pull the bobbin threads to distribute the gathers
evenly. Secure the threads at the other end.
Sew the smocking stitches between the straight
seams.
Remove the straight stitches by pulling them out.
Fagoting
q
w
Machine Settings
q Pattern:
#41 or #42
w Presser foot: Satin stitch foot F
Use this stitch to join two pieces of fabric to create an
open work appearance and add design interest.
Fold under each fabric edge 5/8” (1.5 cm) and press.
Pin the two edges to paper or tear away backing 1/8”
apart.
Sew slowly, guiding the fabric so the needle catches
the folded edge on each side.
After finishing the sewing, take off the paper.
Cross Stitch
q
w
Machine Settings
q Pattern:
#49
w Presser foot: Satin stitch foot F
You can make cross stitch designs with this pattern,
in half the time it would take if embroidered by hand.
To alter the size of cross stitch pattern, activate
stitch adjustment mode and press the plus (+) or
minus (–) key.
* If you press the auto lock button before sewing, the
machine will sew one unit of the cross stitch and
stop automatically.
34
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Pattern Combination
Machine Settings
q Pattern:
w Presser foot: Satin stitch foot F
#27 and #47 (example)
q
w
To combine 2 units of pattern #27 and one unit of
pattern #47:
1
1 Sew pattern #27 and press the auto-lock button
while sewing the second unit.
The machine will stop automatically when the
second unit is completed.
2
q Auto-lock button
3
q
2 Select pattern #47. Press the auto-lock button and
start sewing.
3 Machine will sew one unit of pattern #47 and stop
automatically.
4 Repeat steps above.
35
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Correcting Distorted Stretch Patterns
The sewing results of the stretch patterns may vary
depending upon the sewing conditions, such as
sewing speed, type of the fabric, number of layers
etc.
Always test sew on a scrap piece of the fabric that
you wish to use.
If stretch stitch patterns are distorted, correct it with
the feed balancing dial.
q Feed balancing dial
w Neutral position
e Setting mark
q
w
e
Example: Pattern #34
(A)
(B)
(A): If the pattern is compressed, turn the feed
balancing dial in the direction of “+”.
(B): If the pattern is drawn out, turn the feed
balancing dial in the direction of “—”.
CARE AND MAINTENANCE
Replacing the Light Bulb
t
WARNING:
Turn the power off before replacing the light
bulb.
The bulb could be HOT, wait until it has cooled
down before touching it.
r
e
To remove:
Remove the cap and setscrew.
Unhook the hook from the rear cover and remove the
t
faceplate.
q Cap
u
w Setscrew
e Rear cover
r Hook
w
t Face plate
Pull out the light bulb from the lamp socket.
y Light bulb
u Lamp socket
q
y
To replace:
Insert the bulb into the opening of the socket.
Attach the face plate inserting the ribs and hook into
the rear cover. Secure the face plate with the
setscrew, and attach the cap.
NOTE:
Replace the bulb with the same type rated 12V, 5W
(part number 000026002).
36
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Cleaning the Hook Race
WARNING:
Turn the power switch off and unplug the machine
before cleaning.
e
1
2
3
NOTE:
q
Do not dismantle the machine in any way other than
what is explained in this section.
w
1 Remove the setscrew on the needle plate with a
screwdriver. Remove the needle plate.
q Screwdriver
w Setscrew
e Needle plate
2 Take out the bobbin. Lift up the bobbin holder and
r
remove it.
r Bobbin holder
3 Clean the bobbin holder with a lint brush.
t
t Lint brush
r
4 Clean the feed dog and hook race with the lint brush.
4
5
y Feed dog
u Hook race
u
y
5 Clean the hook race with a soft dry cloth.
(You may also use a vacuum cleaner.)
Inserting the bobbin holder
1
3
e
1 Insert the bobbin holder.
2 The knob of the bobbin holder should fit next to the
stopper in the hook race.
q Knob
w Stopper
w
2
3 Reattach the needle plate, aligning the needle plate
guide pins with the guide holes in the needle plate
and tighten the setscrew.
e Guide pins
r Guide holes
q
NOTE:
r
After cleaning the machine, make sure the needle and
presser foot are attached.
37
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Problems and Warning Signals
If a buzzer sounds and the indicator shows a warning sign, follow the guidance below.
Problem
Warning signal
Try this
The power is turned on with the foot control not
being connected.
Connect the foot control and restart
the machine.
The foot control is disconnected while sewing.
The machine is re-started too soon after it
has halted due to the overload.
Wait for at least 15 seconds to restart.
If threads are jamming, remove
jammed threads.
Selecting a pattern after buttonhole is completed Raise the buttonhole lever and re-
with the buttonhole lever still lowered.
select the pattern.
The bobbin winder spindle is shifted to the right
for bobbin winding.
Return the bobbin winder spindle
to the left.
Contact the service center or the
store from where the machine was
purchased.
The machine is malfunctioning due to a
problem in the electronic components.
Audible signal
Pip
The buzzer sounds when:
Normal operation
Invalid operation
Pip-pip-pip
Pip-pip-peep
Peep
Buttonhole sewing completed
Malfunction
It is not abnormal that a faint humming sound is coming out from the internal motors.
The pattern selection key area may become warm when the machine has been used for hours.
38
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Troubleshooting
Reference
Page 12
Page 8
Page 9
Page 9
Cause
Condition
1. The needle thread is not threaded properly.
2. The needle thread tension is too tight.
3. The needle is bent or blunt.
4. The needle is incorrectly inserted.
5. The needle thread and the bobbin thread are not set
properly under (drawn to the rear of) the presser foot
when sewing is starting.
The needle thread
breaks.
Page 14
6. The fabric is not drawn to the rear when sewing is
finished.
7. The thread is too heavy or too fine for the needle.
Page 14
Page 9
1. The bobbin thread is not threaded properly in the
bobbin holder.
The bobbin thread
breaks.
Page 11
2. Lint has collected in the bobbin holder.
3. The bobbin is damaged and doesn’t turn smoothly.
4. The thread is wound loosely on the bobbin.
Page 37
Replace the bobbin
Re-wind the bobbin.
Page 9
Page 9
1. Needle is incorrectly inserted.
2. The needle is bent or blunt.
The needle breaks.
Page 9
Use proper foot.
3. The needle clamp screw is too loose.
4. A proper foot is not used.
5. The fabric is not drawn to the rear when sewing is
finished.
6. The needle is too fine for the fabric being sewn.
Page 14
Page 9
1. The needle thread tension is too loose.
2. The needle size is not suitable for the thread.
Page 8
Page 9
The needle thread
loops.
1. The needle is incorrectly inserted.
2. The needle is bent or blunt.
Page 9
Page 9
Skipped stitches
3. The needle and/or thread are not suitable for the
fabric being sewn.
Page 9
4. A blue needle is not being used for sewing stretch,
very fine fabrics and synthetics.
Page 9
5. The needle thread is not threaded properly.
6. A poor quality needle is used.
Page 12
Replace the needle
Page 8
Page 12
Page 9
Make stitch shorter
1. The needle thread tension is too tight.
2. The needle thread is not threaded properly.
3. The needle is too heavy for the fabric being sewn.
4. The stitch length is too long for the fabric.
* Use a stabilizer for very fine fabrics.
Seam puckering
Page 37
Make stitch longer
Page 7
1. The feed dog is packed with lint.
2. The stitches are too fine.
3. The feed dog was not raised after being lowered.
The cloth is not fed
smoothly.
1. The machine is not plugged in.
2. Thread is caught in the hook race.
3. The bobbin winder spindle is still in the winding position.
Page 4
Page 37
Page 10
The machine does not
work.
1. The stitch is not balanced.
Page 36
Patterns are distorted.
1. The stitch density is not suitable for the fabric being
sewn.
2. Interfacing is not being used with stretch fabrics.
The buttonhole is not
sewn well.
Page 24
Page 21
1. The feed dog is packed with lint.
2. Lint has collected in the bobbin holder.
Page 37
Page 37
Noisy operation
Due to heat from the internal electronic components, the indicator and function keys will be warm.
However, it does not affect the machine’s normal operation.
39
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