We may have found other answers which could help you.
Click here for Sewing Machine Thread Troubleshooting
How do I switch my Elna SP 2004 from reverse to straight stitching?
elna quilters dream 6600?
unlock 'frozen' Elna Lotus zz sewing machine?
Elna 2800 makes noises when flywheel engaged?
Sewing machine Elna 2800?
elna diva 900 sewing machine?