Thread Check Spring (With The Pfaff 1243 And Pfaff 1244 Without Thread Trimmer -900/56) - Pfaff 1243 Adjustment Manual

13 Thread check spring
.04.16
Rule
The movement of the thread check spring 5 should be finished when the needle point
punctures the material (spring deflection = approx. 7 mm).
Fig. 13 - 16
O Adjust the stop 1 ( screw 2 ) according to the rule.
O Turn the screw 3 ( screw 4 ) to set the spring tension
(with the PFAFF 1243 and PFAFF 1244 without thread trimmer -900/56)
The length of the thread check spring deflection may deviate slightly upwards
or downwards for reasons relating to the sewing technology.
3
5
1
2
Adjustment
4
21