Edge Trimmer (Classes 272-640642 And 272-740642) - Dürkopp Adler 271 Manuel D'utilisation

6.14 Edge trimmer (Classes 272 640642 and 272 740642)
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1 Y X 2
Mechanical actuation of the edge trimmer in case of Class
272-640642
The edge trimmer 5 is mechanically switched on by moving the lever 6
down and is switched off by moving the lever 6 up.
Speed control of the edge trimmer in case of Class 272-740642
You can switch between trimming speeds with the switch 3.
Position 0 =
Position I =
Position II =
The green light-emitting diode 4 glows, if the machine is switched on.
Electro-pneumatic switching of the edge trimmer in case of Class
272-740642
For the electro-pneumatic lifting and lowering of the edge trimmer,
there are two function modules in the control unit of the sewing motor
that can be selected using a parameter.
Function module "Manual edge trimmer"
–
Adjusting the function module "Manual edge trimmer". (for setting,
see parameter table row A)
–
The edge trimmer can be switched on at any time by actuating the
button Y; the light-emitting diode X is off.
–
With this parameter setting (for setting, see parameter table row
B), the edge trimmer with thread cutting is switched off.
Parameter table for function module "Manual edge trimmer"
Function
A Function module "Manual edge
trimmer"
B With this parameter setting,
the edge trimmer with
thread cutting is switched off,
same as after network ON.
Function module "Automatic edge trimmer"
–
Adjusting the function module "Automatic edge trimmer". (for
setting, see parameter table row A)
3 4
edge trimmer off,
slow trimming speed for normal
stitch lengths,
high trimming speed for large
stitch lengths.
5 6
Parameters of the
control unit DA220C
F-250=8
F-251=1