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Adjustment
13
Thread check spring
.04.11
O Adjust the stop 1 ( screw 2 ) according to the rule.
O Turn the screw 3 ( screw 4 ) to set the spring tension
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).
The length of the thread check spring deflection may deviate slightly upwards
or downwards for reasons relating to the sewing technology.
Fig. 13 - 11
3
1
5
2
4
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