49
50
3) Thread take-up spring
1. When the thread take up spring
①
’s position is
changed: Loosen the screw
②
and turn the thread
adjusting device shaft
③
at the face plate part to
set the position at the thread guide front
④
. (The
position for general material is at 6~8mm; the
position for heavy material at 4~6mm)
2. When the thread take up spring
①
’s tension
is changed: Disassemble the automatic thread
adjusting device
⑤
from the arm. Loosen two
screws
⑥
for the thread tension collar. Then loosen
two screws
⑧
from the body
⑦
of the thread
adjusting device and turn the thread adjusting
device shaft
③
to set the tension of the thread take
up spring
①
. Turn the shaft clockwise to increase
the tension; turn the shaft counter clockwise to
decrease the tension.
<Picture 8-10>
6
8
7
1
3
2
5
<Picture 8-9>
1
3
4
<Picture 8-8>
<Picture 8-7>
Содержание SPS/F-1811 Series
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