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Chapter 1 Preparation of Embroidery Machine
BES-961BC • BES-1261BC
48
2. For adjusting the height, loosen the screw q and turn the tension spring bracket w.
3. For adjusting the tension spring force, insert a driver tip in the groove of the thread tension
bar e and turn it.
To loosen
■ Lower thread tension
The standard tension of the lower thread is
0.15~ 0.3N (15~30gf).
This tension may vary depending on the used
thread. In general, press the bobbin case to a
smooth vertical surface and hang the
designated number of coins. Turn the thread
tension screw so that the lower thread will come
out smoothly.
To tighten
0.15~0.3N
(15~30gf)