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Possible Cause
Fixed Clamp / Swing Clamp
Delrin and rubber damaged
Delrin deflects the needle
Trim clamp cylinder in the wrong position
Cross clamp cylinder in the wrong position
Machine Head
Needle thread tension too high
Stitch length too great
Sewing speed " house-shaped seam cutting rpm " too high
Height of the needle plate too high
Pressure foot stroke position too low
Guide Curve
Position and length of the aluminium strips wrong
Trim Blanks
Size of the blank wrong
Trim incorrectly inserted
54
• = has an effect on the edge
- = has no effect on the edge
Effect on Edge
a
b
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d
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e
f
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