Venga SWM 3000 Manual Del Usuario página 26

MAINTENANCE
1. Wipe the machine with clean cloth.
2. Remove bobbin cover and take out the bobbin, place the bobbin cover back after
cleaning with a small brush.
3. Кеер the machine away from high temperatures.
4. Do not drop.
5. Please turn to the instruction manual when changing the accessories, and make sure
these are installed correctly.
TROUBLESHOOTING
Problem
No power or the
machine runs
slowly
Skipping stitches
Bobbin thread
cannot be
drawn up
Thread keeps
breaking
Stitches too
loose or uneven
Needle breaks
Problem cause
- Adaptor power inadequate
- Needle inserted incorrectly
- Needle bent
- Presser foot too loose
- Bobbin is empty
- Needle threaded incorrectly
- Needle bent
- Needle shank not properly
seated
- Thread tension dial, thread
guide or thread pulling bar
too tight
- Stitch tension is unbalanced
- Needle bent or deformed
Solution
- Use compatible adaptor
- Remove and re- insert the
needle with the flat side of
the needle to the back
- Remove and re- insert a new
needle
- Tighten the presser foot
- Replace with new full bobbin
- Re- thread the needle,
making sure it is threaded
from the front to the back
- Remove and re- insert a new
needle
- Remove and re- insert a new
needle
- Loosen the thread tension
between 3- 5 number
- Re- thread the upper thread
and bobbin
- Remove and re- insert a new
needle