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Fig. 5: Threading the needle thread - 1-needle machine
①
②
③
④
⑤
⑥
(1) - Thread guide
(2) - Thread guide
(3) - Auxiliary tensioner
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, the guide, the needle
holder and the needle eye.
Operating Instructions 878-M PREMIUM - 06.0 - 11/2021
(4) - Primary rotary tensioner
(5) - Thread regulator
(6) - Tightening spring
Operation
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