Duerkopp Adler 550-767 Installation Instructions Manual - Page 14
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4.
Pneumatic connection
10
3
The pneumatic system of the sewing unit and auxiliary equipment must
be supplied with absolutely dry compressed air.
The supply pressure must be between 8 and 10 bar.
Connecting the compressed-air maintenance unit
–
Connect the connection hose 3 (order no. 0797 003031) to the
compressed-air supply with an R 1/4" hose connector.
Setting the operating pressure
The operating pressure is 6 bar.
It can be read off the pressure gauge 4.
–
To increase pressure: lift twist-grip 5 and turn it clockwise.
–
To decrease pressure:
lift twist-grip 5 and turn it anti-clockwise.
5
4