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Before calling for service, check the following items. If the problem still persists, contact the place of
)urchase or your nearest authorized dealer.
Problem Cause Correction Reference
t .The machine is not threaded correctly, t .Rethread the machine. Page t 5
2.The thread tension is too tight. 2.Reduce the thread tension (lower Page t8
number).
3.The thread is too thick for the needle. 3.Select a larger needle. Page t 0
Upper thread
breaks 4.The needle is not inserted correctly. 4.Remove and reinsert the needle (flat Page t0
side towards the back).
5.The thread is wound around the spool 5.Remove the reel and wind thread onto Page 15
holder pin. reel.
6.The needle is damaged. 6.Replace the needle. Page 10
1.The bobbin case is not inserted 1.Remove and reinsert the bobbin case Page 14
correctly, and pull on the thread. The thread
Lower thread should pull easily.
breaks 2.The bobbin case is threaded wrong. 2.Check both bobbin and bobbin case. Page 14
3.The lower thread tension is too tight 3.Loosen lower thread tension as Page 18
described.
1 .The needle is not inserted correctly. 1.Remove and reinsert needle(flat side Page 10
towards the back).
2.The needle is damaged. 2.Insert a new needle. Page 10
Skipped 3.The wrong size needle has been used. 3.Choose a needle to suit the thread. Page 10
stitches 4.The foot is not attached correctly. 4.Check and attach correctly. Page 71
5.The machine is not threaded correctly. 5.Rethread the machine. Page 15
6.The presser foot pressure is not strong 6.Adjusting the presser foot pressure. Page 9
enough.
1 .The needle is damaged. 1 .Insert a new needle. Page 10
2.The needle is not correctly inserted. 2.Insert the needle correctly (flat side Page 10
towards the back).
3.Wrong needle size for the fabric. 3.Choose a needle to suit the thread and Page 10
fabric.
Needle 4.The wrong foot is attached. 4.Select the correct foot. Page 71
breaks 5.The needle clamp screw is loose. 5.Use the screwdriver to firmly tighten Page 10
the screw.
6.The presser foot that is used is not 6.Attach the presser foot that is appro- Page 71
appropriate for the type of stitch that priate for the type of stitch that you
you wish to sew. wish to sew.
7.The upper thread tension is too tight. 7.Loosen the upper thread tension. Page 18
1 .The machine is not correctly threaded. 1 .Check the threading. Page 15
2.The bobbin case is not correctly 2.Thread the bobbin case as illustrated. Page14
Loose threaded.
stitches 3.Needle/fabric/thread combination is 3.The needle size must suit the fabric Page 10
wrong, and thread.
4.Thread tension is wrong. 4.Correct the thread tension. Page 18
1 .The needle is too thick for the fabric. 1 .Select a finer needle. Page 10
Seam
gather or 2.The stitch length is adjusted wrong. 2.Readjust the stitch length. Page 24
pucker 3.The thread tension is too tight. 3.Loosen the thread tension. Page 18
69
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