Optional Extras; Hp 11-1 Pneumatic Rapid Stroke Adjuster - Duerkopp Adler 69 Operating Instructions Manual

9.

Optional extras

9.1

HP 11-1 pneumatic rapid stroke adjuster

The HP 11-1 pneumatic rapid stroke adjuster is only available for special sewing
machines with the Quick QD554/A51K01 sewing drive.
This optional extra allows a larger sewing-foot stroke to be set in mid-seam
(e.g. for thicker pieces of material or to oversew transverse seams).
1
–
Operate knee switch 1.
This activates the maximum sewing-foot stroke, which has two operating modes.
Operating modes
The rapid stroke-adjustment mechanism can be used in either switch or touch mode.
The desired operating mode is determined by the setting of parameter number 401 at
technician level - see servicing instructions or motor manufacturer's manual (supplied).
mode
switch mode
401 = I
touch mode
401 = II
38
operation / explanation
activated until the knee switch is operated again
- Operate knee switch.
The maximum sewing-foot stroke is activated.
- Operate knee switch again.
The seam is continued with the set sewing-foot stroke.
activated until the knee switch is released
- Operate knee switch and hold it in place.
The maximum sewing-foot stroke is activated.
- Release knee switch.
The seam is continued with the set sewing-foot stroke.