Rolled Hem With Polyster Thread; Threading Path; Tension Setting; Rolled Hem - Pfaff hobbylock 4760 Instruction Manual

Rolled hem with polyeste r thread
Preparat ion of the sewing machine :
Needle:
Sewing foot:
Seam width:
Stitch length:
Thread:
remove left needle / insert right needle
engage rolled-he m foot ,,R"
from 3.0 to 4.0 mm (dependi ng on material )
from 1.0 to 2.0 mm (short stitch length)
polyeste r thread 1 20-140 for green, red and yellow thread tensions
For threadin g of needle and loopers, see pages 9 to 1 3.
Dependi ng on material and thread, the respectiv e thread tension must be set higher
or lower.
Threadin g path:
1. right looper, red path
2. left looper, yellow path
3. needle thread, green path
bulk thread
polyeste r thread 120— 140
polyeste r thread 120—14 0
For threadin g of needle and loopers, see pages 9 to 1 3.
Tension setting:
fold-ove r 3-thread
hem, Fig. 1
Red thread tension, right looper
approx. ,,N" to —3
Yellow thread tension, left looper
approx.
±
5
Green thread tension,, needle thread
approx. ,,N"
Note:
Rolled hems can also be sewn with two bulk threads and one polyeste r thread. The bulk
threads must then be threaded in the left and right looper.
Dependi ng on material and thread, the respectiv e thread tension must be set higher
or lower.
Threadin g path:
1. right looper, red path
2. left looper, yellow path
3. needle thread, green path
polyeste r thread
polyeste r thread
polyeste r thread
Tension setting:
fold-ove r 3-thread
hem, Fig. I
Red thread tension, right looper
approx., , N"
Yellow thread tension, left looper
+5
Green thread tension, needle thread approx. ,,N"
3-thread hem,
Fig. 2
approx.
+
5
approx. ,,N" to
—
1
approx. ,,N" to
+
1
Rolled hem, sewn with bulk thread:
This hem requires three threads, one bulk thread and two polyeste r threads 120 —140.
Preparat ion of the machine , as describe d above.
Thread:
bulk thread
—
red tension
polyeste r thread 120-140 for green and yellow tensions
3-thread hem,
Fig. 2
approx. ,,N" to +5
approx. ,,N"
approx. ,,N"
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