Sewing Machine Specifications - Victoria Fy780 Bedienungsanleitung

Troubleshooting
Problem Cause
Upper thread tension is too high.
Threading is not correct.
Needle is too thick for the fabric.
Fabric puckers
Stitches are too long for the fabric to be
sewn.
For very thin materials:
No non-woven lining has been applied.
Upper thread tension is too low.
Stitches form loops
Needle and thread are not right for the fabric
to be sewn (too thick or too thin).
Feed dog is blocked by lint and fluff.
Fabric does
Feed dog is lowered.
not feed
properly
The stitches are too short.
Machine is not connected properly.
Thread has got entangled in the bobbin
Sewing machine
case positioning finger.
will not sew
Handwheel is set for winding bobbin.
Thread has got entangled in the bobbin
case positioning finger.
Feed dog is blocked by lint and fluff.
Sewing machine is
slow or noisy
Machine is not lubricated properly.
Solution
Reduce upper thread ten-
sion.
Rethread the machine.
Choose the right needle
referring to the needle and
thread chart.
Reduce stitch length.
Use non-woven lining.
Increase upper thread ten-
sion.
Use the correct needle and
thread size by referring to
the needle and thrad chart.
Clean the feed dog.
Raise the feed dog.
Increase the stitch length.
Connect machine properly.
Clean the bobbin case
and/or the hook.
Set handwheel to its original
position.
Clean the hook.
Clean the feed dog.
Oil the machine.
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