Cutter Driving Rod - Pfaff 471 Instruction Manual

Adjustment
11.

Cutter driving rod

07.14
11 - 60
Requirement
1. In its starting position the cutter must be flush with the needle plate contour.
2. At the TDC of the driving rod 2 there must be a safety clearance of at least 0.3 mm
between pin 5 and the top end of the cam guide.
PFAFF 491
4
3
6
2
5
Fig. 11 - 56
Bring the needle bar to BDC and activate the engaging lever by hand.
Bring driving rod 2 to its top point of reversal by turning the handwheel.
Carry out the alteration on the driving rod 2 (screw 1), the eccentric sleeve 3 (screw 4)
and/or the eccentric pin 5 (screw 6) in accordance with the requirement.
Check the requirement from chapter 11.07.13 Eccentric sleeve.
Bring the thread trimmer to its starting position using the handwheel.
If using the 474 model, carry out the same adjustment on the second post.
5
3
4
1