Pfaff hobby 1122 - Adjustmet of the bobbin thread tension

A
18 104 72 62-26
Adjustmet of the bobbin thread tension
Check
• Insert a full bobbin into the bobbin basket.
• The thread tension spring of the bobbin basket shall give a resistance of 15 +- 2g when pulling the thread
slowly.
Adjustment
Turn screw (A) until the correct thread tension is obtained.
NOTE! Remove any loose pieces of thread or fluff from under the spring.