Strobel 4 - Page 15

11 MA_560_A4_180619_en
3.1.4
In lateral direction a needle No. 90 is set in a way that at the left hand needle
penetration there is a distance of 0.15 - 0.2 mm between the left hand needle
side and the needle plate groove. For resetting, loosen screw (4) and displace
part (5).
Setting the needle (Fig. 1)
3.1.5
The needle glide plate is mounted to the lower side of the needle plate. Loosen
screws (6) to remove the needle glide plate.
Changing the needle glide plate (Fig. 1)
3.1.6
The thread holder is mounted between needle plate an knife and prevents the
spot tack to come off. It holds the trimmed while the other thread end is pulled
out of the material by means of the thread wiper.
Thread holder
3.1.7
The air gap between spring and thread holder should be 0.03 mm for the
recommended thread (continuous polyester 120/2), so that the thread is hold
but not jammed.
Setting the thread holder (Fig. 1)
Remove the Thread holder, take out the spring from the front groove and bend
it slightly to the front to enlarge the air gap or bend it backwards to reduce the
air gap.