Operation
Operating manual 171/173 Version 01.0 - 01/201622
Fig. 6: Threading the needle thread - Part 1
3. Feed the thread through the thread guide (1) from above
downwards.
4. Guide the thread around the back of the thread guide (1)
and from the rear to the front throug
h the bottom hole.
5. Feed the thread from above downwards through
the thread guide (2) to the needle thread tensioner (3).
6. Feed the thread clockwise around the needle thread
t
ensioner (3).
The thread must always be fed around the relevant tension-
ing disk such that it covers the greater distance
from thread
guide (2) to thread guide (4).
Every tensioner has a tensio
ner opener (6).
By pressing on the tensioner opener, the relevant tensioner
ca
n be opened to allow the thread to be fed around.
7. Insert the thread through the thread guide (4).
8. Insert the thread from the right to the left through
the thread puller (5).
(1) - Thread guide
(2) - Thread guide
(3) - Needle thread tensioner
(4) - Thread guide
(5) - Thread puller
(6) - Tensioner opener
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