Alfa Unique Heavy Duty handleiding
Handleiding
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36
Troubleshooting Guide
PROBLEM
Upper thread
breaks
Lower thread
breaks
Skipped
stitches
Needle breaks
Loose stitches
Seams gather
or pucker
Uneven
stitches,
uneven feed
The machine is
noisy
The machine
jams
1. The machine is not threaded correctly.
2. The thread tension is too tight.
3. The thread is too thick for the needle.
4. The needle is not inserted correctly.
5. The thread is wound around the spool holder
pin.
6. The needle is damaged.
1. The needle is not inserted correctly.
2. The needle is damaged.
3. The wrong size needle has been used.
4. The foot is not attached correctly.
1. The needle is damaged.
2. The needle is not correctly inserted.
3. Wrong needle size for the fabric.
4. The wrong foot is attached.
1. The machine is not correctly threaded.
2. The bobbin case is not correctly threaded.
3. Neddle/fabric/thread combination is wrong.
4. Thread tension wrong.
1. The needle is too thick for the fabric.
2. The stitch length is adjusted wrong.
3. The thread tension is too tight.
1. Poor quality thread.
2. The bobbin case is threaded wrong.
3. Fabric has been pulled.
1. Lint or oil have collected on the hook or needle
bar.
2. The needle is damaged.
Thread is caught in the hook.
1. Clean the hook and feed dog as described.
2. Replace the needle.
Remove the upper thread. Gently rock the
handwheel backward and forward by hand
and remove the thread from the bobbin area.
Rethread the upper thread.
1. Check the threading.
2. Thread the bobbin case as illustrated.
3. The needle size must suit the fabric and thread.
4. Correct the thread tension.
1. Select a ner needle.
2. Readjust the stitch length.
3. Loosen the thread tension.
1. Select a better quality thread.
2. Remove bobbin from bobbin case. Reinsert
and rethread bobbin correctly.
3. Do not pull on the fabric while sewing. Let the
feed dogs pull the fabric under the foot.
1. Insert a new needle.
2. Insert the needle correctly. (at side towards
the back)
3. Choose a needle to suit the thread and fabric.
4. Select the correct foot.
1. Remove and reinsert needle. (at side towards
the back)
2. Insert a new needle.
3. Choose a needle to suit the thread and fabric.
4. Check and attach correctly.
The bobbin case is threaded wrong.
Remove bobbin from bobbin case. Reinsert and
rethread bobbin correctly.Pull on the thread. The
thread should pull easily.
1. Rethread the machine.
2. Reduce the thread tension.(lower number)
3. Select a larger needle.
4. Remove and reinsert the needle. (at side
towards the back)
5. Remove the reel and wind thread onto reel.
6. Replace the needle.
CAUSE CORRECTION
Bekijk gratis de handleiding van Alfa Unique Heavy Duty, stel vragen en lees de antwoorden op veelvoorkomende problemen, of gebruik onze assistent om sneller informatie in de handleiding te vinden of uitleg te krijgen over specifieke functies.
Productinformatie
| Merk | Alfa |
| Model | Unique Heavy Duty |
| Categorie | Naaimachine |
| Taal | Nederlands |
| Grootte | 6046 MB |