Troubleshooting - VERITAS 9000A5 Operating Instructions Manual

Veritas 9000A5

Troubleshooting

55
If you cannot resolve a problem using this table, please contact
the service team on: +442030244354
Malfunction
Upper thread
breaks
Bobbin thread
breaks
Skipped stitches
– The needle is damaged
– The wrong size needle has been used
– The presser foot is not attached correctly
– The machine is not threaded correctly
– The presser foot pressure is not correct
Needle breaks
– The needle is damaged
– The needle is not correctly inserted
– Wrong needle size for the fabric
– The wrong presser foot is attached
– The needle clamp screw is loose
– The presser foot that is used is not appropriate
– The upper thread tension is too tight
– Stitch width is set too high
– The fabric was pulled during sewing
– The presser foot for sewing thick fabrics such as
Loose stitches – Threading is incorrect
– Bobbin case is threaded incorrectly
– Needle / fabric / thread combination is incorrect
– The thread tension is incorrect
Stitches gather – The wrong presser foot is used
– The thread tension is incorrect
Possible cause
– The machine is not threaded correctly
– The thread tension is too tight
– The thread is too thick for the needle
– The needle is not inserted correctly
– The thread is wound around the spool holder pin
– The needle is damaged
– The bobbin case is not inserted correctly
– The bobbin case is not threaded correctly
– The bobbin thread tension is too tight
– The needle is not inserted correctly
for the type of stitch that you wish to sew
denim etc. was not used
Important: In the event of a malfunction, defective device or after the machine
has fallen down, disconnect the mains power plug immediately.
Remedy
– Rethread the machine
– Reduce the thread tension (lower number)
– Select a larger needle
– Reinsert the needle (flat side towards the back)
– Remove the spool and wind thread onto spool
– Replace the needle
– Remove and reinsert the bobbin case and pull on the thread.
The thread should pull easily
– Check both bobbin and bobbin case
– Loosen bobbin thread tension as described
– Reinsert needle (flat side towards the back)
– Insert a new needle
– Choose a needle to suit the thread
– Insert the presser foot correctly
– Rethread the machine
– Increase the presser foot pressure
– Insert a new needle
– Insert the needle correctly (flat side towards the back)
– Choose a suitable needle
– Select the correct presser foot (see sewing examples from page 28) 28 ff
– Reinsert the needle and retighten the screw
– Use the recommended presser foot (see sewing examples
from page 28)
– Reduce the thread tension
– Set the stitch width as recommended (see sewing examples
from page 28)
– Never pull the fabric when sewing, just guide it
– Use the correct presser foot
– Check the threading
– Thread the bobbin case as illustrated
– Adapt combination
– Correct the thread tension
– Select the correct presser foot
– Correct the thread tension
Page
12, 13
15
18
10
13
10
12
12
15
10
10
18
10
12, 13
18
10
10
18
10
6, 19,
28 ff
15
28 ff
27
12, 13
12
18
15
6, 19,
28 ff
15
Continued ...