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17
BA_141-30-40_A6-7_140416_en
Then guide the thread beneath pin 160.0079 at needle bar head and put it
round thread clamping screw 138.0081. After hooking it into needle set plate
285.0054 (Cl.141-30), 285.0147 (Cl. 141-40) from the left to the right, the
thread is passed through the eye of the needle from below (Fig. 8).
Thread guide 184.0078 should always be in a vertical position to obtain a large
looping angle between the thread tension discs.
4.4
Depending an quality, nature and thickness of the thread, thread tension is set
by means of tension nut 279.0624 (
Thread tension
Fig. 2). A thick and strong thread requires
tight tension.
4.5
Setting the stitch length
A T T E N T I O N !
Switch off machine electrically and make sure that it is
really in standstill position by healing the tradle for the
motor control before setting the stitch length. Otherwise
danger off finger bruises and needle thoughstitches.
As shown in Fig. 7, the stitch length can be adjusted by means of stitch
adjusting knob 344.0089 in the inside of the left handwheel, which is equipped
with pointer 124.0080 showing through the “S” slot in the handwheel.
The handwheel has a scale according to which pointer 124.0080 has to be set.
The figures of this scale do not represent a certain stitch length in mm, but
serve as reference figures only. However, low figures mean smaller stitch
length and viceversa.
Содержание 141-30
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