Pfaff Industrial 3307-1 Series, Инструкция по эксплуатации, Страница: 78 / 130

78
Adjustment
Fig. 13 - 11
64-109
8
8
9
●
Adjust hook 1 (screws 2 and 7 ) in accordance with the requirement.
●
Remove C-clamp 6 .
●
Fit thread brake.
If the adjustment possibilities on the hook are insuffi cient, a greater correction
can be made with the hook shaft mechanism.
Loosen screws 8 and turn toothed belt wheel 9 or the hook shaft accordingly.
On the subclass - 4 /.. in certain circumstances it may be necessary
to increase the hook point to needle clearance to approx. 0.5 mm .