Inhaltsverzeichnis
Werbung
Troubleshooting
Condition
1. The feed dog is packed with lint.
The fabric is not
2. The presser foot has been raised.
being fed
smoothly.
1. The needle is incorrectly inserted.
The needle
2. The needle is bent or blunt.
breaks.
3. The fabric is pulled strongly.
1. The machine is not correctly threaded.
The thread
2. The needle or looper thread tension is too tight.
breaks.
3. The needle is incorrectly inserted.
4. The needle is bent or blunt.
1. The needle is bent or blunt.
Skipped stitches
2. The machine is not correctly threaded.
3. The needle is incorrectly inserted.
1. The needle and/or looper thread tensions are
The seam is not
not correctly adjusted.
sewn neatly.
2. The machine is not correctly threaded.
3. The stitch is not suitable for the fabric being
sewn.
4. The thread is not between the tension discs.
1. The needle or looper thread tension is too tight.
Seam puckering
2. The machine is not correctly threaded.
3. The differential feed dial is not correctly
adjusted.
1. The machine has not been plugged in firmly.
The machine
2. The power switch is turned off.
does
not operate.
1. The position of the upper knife is not adjusted
The fabric is not
properly.
cut neatly.
2. The upper knife is dull.
Reference
Cause
See page 74.
Lower the presser foot.
See page 20.
Replace the needle.
Pull the fabric lightly.
See pages 34-56.
See pages 64-70.
See page 20.
Replace the needle.
Replace the needle.
See pages 34-56.
See page 20.
See pages 62-70.
See pages 34-56.
See pages 22-24.
See pages 38, 44, 48 and 54.
See pages 64-70.
See pages 34-56.
See page 26.
See page 12.
See page 12.
See page 74.
Replace the upper knife.
(See page 74.)
80
TABLE OF CONTENTS
Names of Parts ............................................................................................................................... 8
Standard Accessories ................................................................................................................... 10
Connecting the Machine to the Power Supply ...................................................................................... 12
Controlling Sewing Speed............................................................................................................. 12
How to Turn the Handwheel ......................................................................................................... 14
Opening and Closing the Side Cover ........................................................................................... 14
Opening and Closing the Looper Cover ....................................................................................... 14
Raising or Lowering the Presser Foot .......................................................................................... 16
Removing the Presser Foot .......................................................................................................... 16
Attaching the Presser Foot ........................................................................................................... 16
Adjustment of Foot Pressure ........................................................................................................ 16
The Position of Thread Guide Bar ................................................................................................ 18
Attaching the Spool Holder Cap and Net .............................................................................................. 18
Changing Needles ........................................................................................................................ 20
Stitch Definition ............................................................................................................................. 22
Adjustment of Stitch Length .......................................................................................................... 26
Adjustment of Differential Feed Ratio ........................................................................................... 26
Adjustment of Needle Plate Setting Knob ..................................................................................... 28
To Deactivate the Upper Knife ...................................................................................................... 30
To Activate the Upper Knife .......................................................................................................... 30
Adjustment of Cutting Width ......................................................................................................... 32
Threading the Machine ................................................................................................................. 34
Threading the Lower Looper ......................................................................................................... 38
Threading the Upper Looper ......................................................................................................... 44
Threading the Needle on the Right ............................................................................................... 48
Threading the Needle with the Needle Threader .......................................................................... 52
Threading the Needle on the Left ................................................................................................. 54
TEST STITCHING
Starting Sewing ............................................................................................................................. 58
Finishing Sewing ........................................................................................................................... 58
Sewing Continuously .................................................................................................................... 58
How to Use Guide Lines ............................................................................................................... 58
Securing Ends ............................................................................................................................... 60
Thread Tension (4 threads) .......................................................................................................... 62
3-Thread Serging .......................................................................................................................... 66
Thread Tension (3 threads) .......................................................................................................... 68
Thread Tension for Rolled Hemming ............................................................................................ 70
CARE OF YOUR MACHINE
Replacing the Upper Knife ............................................................................................................ 74
Cleaning Upper Knife Area ........................................................................................................... 74
Cleaning the Feed Dog ................................................................................................................. 76
Oiling the Machine ........................................................................................................................ 78
Carrying the Machine .................................................................................................................... 78
Troubleshooting ............................................................................................................................ 80
5
Werbung
Inhaltsverzeichnis
