Operation
Operating Instructions 878-M PREMIUM - 02.0 - 02/201830
5.3.3 Tension plate rotary
Information
Tension plate rotary is optional equipment, uses the control on
the display and all the setting as an tension plate electronic.
Fig. 11: Threading of needle thread
1. Insert the thread from thread stand through (1) and (2).
2. Guide the thread from the thread guide (2)
counterclockwise
around auxiliary tensioner
(3).
3. Wind the thread once clockwise around primary tensioner (4).
4. Guide the thread to tightening spring (6).
5. Lift the tightening spring (6) with the thread and pull the thread
under the spring arm.
6. Insert the thread from the bottom up through the thread regu-
lator hole (5) and then to the thread lever.
(1) - Thread guide
(2) - Thread guide
(3) - Auxiliary tensioner
(4) - Primary rotary tensioner
(5) - Thread regulator
(6) - Tightening spring
①
②
③
④
⑤
⑥
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