M343D
FAQs & Troubleshooting |
My threads keep breaking.
- The machine is threaded incorrectly.
Thread correctly.
- The threads are tangled
Check the spool pin, thread holders, etc. and remove the tangled thread.
- The thread tension too tight.
Adjust the thread tension.
- The needles are incorrectly installed.
Install the needles correctly.
- The wrong needle is being used.
Use the correct needles Schmetz 130/705H - suggested.
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