Adjusting Lifting Lever Without Subclass -911/97 - Pfaff 1293 Adjustment Manual

Adjustment
13

Adjusting lifting lever without subclass -911/97

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O Check and make the adjustment as explained in chapter 13.04.13 Clearance between
O Turn the linkage 1 (nut 2) according to rule 1.
O Adjust the lever 3 (screw 4) according to rule 2.
O Check if the raised hand lever lowers under its own weight when the knee lever is acti-
38
Rule
When the knee lever is activated
1. The roller presser must lift 5 mm off the needle plate and
2. The tension discs of the thread tension must be 0.5 mm apart.
Fig. 13 - 33
roller presser and needle plate.
vated; readjust the linkage 1 accordingly if necessary.
4
3
2
1