Duerkopp Adler 745-23 Instrucciones de instalación y lista de piezas de repuesto - Página 14
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5. Pneumatic Connection
14
The sewing unit must be supplied with water-free compressed air for
the operation of the pneumatic components.
ATTENTION !
For a flawless functioning of the pneumatic control procedures the
compressed air supply must be laid out as follows:
Even at the instant of greatest air consumption the minimum operating
pressure may not fall below 5 bar.
With too great a pressure drop:
–
Increase the compressor output.
–
Increase the diameter of the compressed air lines.
1
Connecting the compressed air maintenance unit
–
Attach the connection hose 1 (Order no. 0797 003031) with a
R 1/4" hose coupling to the compressed air supply.
Setting the operating pressure
–
The operating pressure is 6 bar.
It can be seen at the manometer 3.
–
To set the operating pressure pull up on knob 2 and turn.
Turning clockwise
Turning counterclockwise
ATTENTION !
No oiled compressed air should be delivered by the compressed air
supply.
Behind the filter, cleaned compressed air is exited as blower air for the
cleaning of machine parts and for the blowing out of sewing pieces.
Oil particles in the blower air lead to malfunctions and to soiling of the
sewing pieces.
2
3
= Increase pressure
= Decrease pressure