Duerkopp Adler 745-28 Panduan Petunjuk Instalasi - Halaman 16
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5. Pneumatic connection
16
The sewing machine must have a supply of water-free compressed air
to operate its pneumatic components.
Attention!
For the pneumatic control processes to function properly the
compressed-air supply must be configured as follows:
Even when air consumption is at its peak the operating pressure must
not fall below 5 bar.
If pressure fall-off is excessive:
–
increase compressor power
–
increase diameter of compressed-air lines.
1
Connecting compressed-air maintenance unit
–
Connect connection hose 1 (order no. 797 3031) to the
compressed-air supply with a R 1/4" hose connection.
Adjusting operating pressure
–
Operating pressure is 6 bar.
It can be read off pressure gauge 3.
–
To adjust operating pressure lift and turn knob 2.
To increase pressure:
To decrease pressure:
Attention!
No compressed air containing oil must be admitted from the air supply.
Clean compressed air is taken from behind the filter to clean machine
components and material by air-blasting.
Any oil droplets in the compressed air cause malfunctions and leave
marks on the material.
2
3
turn clockwise
turn anti-clockwise