Alternately Sewing Right- And Left-Hand Pieces With A Programmed Fullness; Sequence Advance By Severing The Thread; Switching The Edge Cutter On And Off (Only Cl. 275-742642); Displaying The Current Program - Switching Programs - Duerkopp Adler 275 Instruction Manual

6.18.4.5 Alternately sewing right- and left-hand pieces with programmed fullness
When alternately sewing right- and left-hand pieces with programmed fullness, the
"automatic change-of-direction" function must be activated by pressing the "automatic
change-of-direction" key: the green LED above the key lights up. After the sequence
has been executed in ascending order it is then executed in descending order, and so
on.

6.18.5 Sequence advance by severing the thread

Normally the next fullness sequence is automatically activated when the thread is cut by
pushing the pedal fully back. When the "automatic change-of-direction" is active the first
and last sequences must contain two thread-cutting process in order to switch to the
next sequence.
If this function is not required, two others can be set: see Set-up instructions,
section 8.1.3.

6.18.6 Switching the edge cutter on and off (only Cl. 275-742642)

In each seam sequence in a programmed seam cycle the edge cutter can be
automatically switched on and off by pressing the "F" key in the relevant seam
sequence: the LED above the key lights up. Pressing the key again switches the edge
cutter off (see section 6.17).

6.18.7 Displaying the current program - switching programs

When the machine is switched on the current program is briefly displayed. The
procedure for changing the program is as follows:
–
press and hold down the on/off key
–
then press the "smooth sewing" key
–
the current program number is briefly displayed
e.g. Pr 01
–
"Pr" indicates that the program number can be displayed or altered. Briefly press
the + or - key to switch the display from "Pr" to the current program number:
–
the LED above the "F" key flashes
–
the program number can be changed with the "+" or "-" keys
–
the program displayed is activated by pressing the "F" key
–
program selection is terminate and the LED above the "F" key goes out.
During program selection the sewing drive is not operational.
28
Pr