Operation
Operating Instructions 171/173 - 02.0 - 09/2019
4.7.1
Setting the needle thread tension
Fig. 13: Setting the needle thread tension
(1) - Adjusting wheel
To set the needle thread tension:
1.
Turn the adjusting wheel (1).
• increasing the needle thread tension: turn the adjusting
wheel (1) clockwise
• decreasing the needle thread tension: turn the adjus-
ting wheel (1) counterclockwise
①
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