1. 31/07/2017

Maintenance (Cleaning the thread paths of the upper threads)

2. 31/07/2017

Maintenance (Clean  the hook)

3. 29/07/2016

Maintenance (Cleaning the thread paths of the upper threads) [ Video ]

4. 29/07/2016

Maintenance (Cleaning the bobbin case) [ Video ]

5. 29/07/2016

Maintenance (Cleaning the bobbin case)

6. 29/07/2016

Maintenance (Cleaning around the needle plate)