Adjustment
11 - 43
11.07 Adjusting the presser bar lifting lever without subclass -911/97
Requirement
When the knee lever is operated
1. the presser foot or roller presser must rise
5 mm5 mm
5 mm5 mm
5 mm above the needle plate and
2. the tension discs of the thread tension device must be
0.5 mm0.5 mm
0.5 mm0.5 mm
0.5 mm apart.
● Check, if necessary adjust the setting in accordance with Chapter 11.04.16 Clearance
between presser foot / roller presser and needle plate
● Adjust rod 1 (screw 2) in accordance with requirement 1.
● Adjust bar 3 (screw 4) in accordance with requirement 2.
● Check whether the raised presser bar lifter drops back down under its own weight when
the knee lever is operated, and adjust rod 1 if necessary.
Fig. 11 - 40
3
4
2
1