Needle Thread Tension Release - Pfaff 487 Service Manual

2.

Needle thread tension release

27
Requirement
When presser bar lifter 3 is raised, the tension disks must be at least 0.5 mm apart.
Fig. 2 - 25
Adjust tension release lever 1 (screw 2) according to Requirement.
Lower the presser foot onto the needle plate; the tension must now be fully activated.
3
Adjustment
1
0,5 mm
2
2 - 26