Pfaff Industrial 3307-1 Series, Instruction Manual, Page: 79 / 130

Adjustment
79
Fig. 13 - 12
●
Switch on the machine and set parameter " 610 " at " 2 ".
●
Turn the balance wheel in the direction of sewing until the needle bar is at its bottom
stroke.
●
Set the hook point to the centre of the needle by continuing to turn the balance wheel.
●
Adjust needle bar 1 (screw 2 ) and thread puller 3 (screw 4 ) in accordance with the
requirements.
●
Switch off the machine.
When checking the left needle entry position (parameter " 610 " at value " 3 "), the
distance between the top edge of the needle eye and the lower edge of the
hook point is greater.
64-103
56-040a
0,5 mm
1
2
3
5
4
Requirement
1. When parameter " 610" is set at " 2" and the hook point is centred to the needle, the top
edge of the needle eye should be 0.5 mm below the bottom edge of the hook point.
2. Thread puller 3 should be touching clamp 5 and be positioned in the centre of the face
plate recess.
13
.14
Readjusting the needle height