Cutting Pressure - DURKOPP ADLER 367 Service Instructions Manual

2.13.4

Cutting pressure

3
6 5
2 1
Caution: Danger of injury !
Switch off main switch.
Check and adjust the cutting pressure only when the sewing machine
is switched off.
Standard checking
The thread should be safely cut with the lowest possible pressure. A
low cutting pressure ensures a low wear and tear of knives !
Two of the thickest threads to be processed must be safely cut at the
same time.
ATTENTION !
If the cutting pressure is too high, the thread trimmer magnet does not
swivel out the hook knife.
There is no thread trimming function then.
–
Turn the handwheel until the hook knife can be swivelled in by
hand.
–
Swivel out hook knife (lowest point of the control cam).
For this purpose press block 4 with roller bolt 6 to the right against
the control cam.
–
Place two threads to be cut in the hook knife.
4
–
Turn handwheel until the hook knife has swivelled back.
–
Check whether the sewing threads have been neatly cut.
Correction
–
Turn screw 1.
in clockwise direction = higher cutting pressure
counter-clockwise
–
Check adjustment and correct, if necessary.
3
= lower cutting pressure
1
2
GB
41