Operation
4.10.2 Setting the needle thread tension (806N-111)
Together with the hook thread tension, the needle thread tension influenc-
es the final seam pattern.
Set needle thread tension so that the desired seam pattern is achieved
with the lowest possible tension.
Reliable operation of the thread cutter can also only be achieved with the
lowest possible pretension.
Fig. 24: Setting the needle thread tension (806N-111)
(1) - Pre-tensioner
To set the needle thread tension:
1. Turn the tensioner (1):
Proper setting
Set the needle thread tension so that the desired seam pattern is achieved
with the lowest possible tension.
After setting the tension, perform a sewing test and re-adjust the needle
thread tension if the desired seam pattern has not been achieved.
Operating Instructions 806N-111/806N-121 - 04.0 - 12/2020
• Turn clockwise: Increase tension
• Turn counterclockwise: Reduce tension
①
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