3.7.4 Adjusting sheet
Rule and control
Use for the big hook the adjusting sheet 2.
The adjusting sheet 2, seen in the arrow direction, must rest against
the screw 3 (see the sketch).
Radially, the distance between the adjusting sheet 2 and the
hook-shaped knife 1 should amount to 0.3 mm.
Caution: Danger of bodily injuries !
Turn off main switch.
Switch off the sewing machine before removing the thread guiding
sheet of the adjusting sheet.
ATTENTION !
Following the installation of the adjusting sheet check the distances to
the thread pulling sheet 4 of the hook and to the hook-shaped knife 1.
Correction
–
Loosen slightly the screw 3.
–
Remove the adjusting sheet 2 for the rectification.
–
Rectify the adjusting sheet 2.
–
Fit the adjusting sheet 2 and fasten by the screw 3.
1
2
3
1 4 2 3
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