Operation
Operating Instructions 878-M PREMIUM - 02.0 - 02/201836
5.6 Thread tension
There tension of the needle thread and hook thread determines 
where the thread interlaces.
Correct setting
The threads should normally interlace in the exact middle of the 
material. When setting, typically only the tension of the needle 
thread is altered, while the tension of the hook thread remains 
unchanged.
5.6.1 Setting needle thread tension for el. magnetic 
tension plate
General
To increase tension:
1. Turn regulator clockwise.
To reduce tension:
1. Turn regulator counter-clockwise.
(1) - Equal tension of the needle and hook threads
(2) - Hook thread tension greater than needle thread tension
(3) - Needle thread tension greater than hook thread tension
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