
34
Adjustment
●
Bring needle bar to top dead center.
●
Turn thread puller
1
(screw
2
) according to the
requirement
, making sure that the prongs
of thread puller
1
are in the middle of the thread regulator
3
.
Depending on the type of material and thread used, the basic setting may have
to be modifi ed.
1
.05.27
Looper thread puller
Requirement
With the needle bar in top dead center (pin in hole
1
) both eyes of looper thread puller
1
must be at the front edge of the thread take-up device
4
.
Fig. 1 - 27
1
3
1
3
4
2
1
4
2