Duerkopp Adler 550-12-23 Operating Instructions Manual page 9

Element
Maintenance unit
9 - Pressure regulator
10 - Air filter and
water separator
12
8
4
9
2
10
11
Function
- To set pressure at 6 bar raise and rotate sleeve 8.
- Before the water level reaches the filter, screw in screw 11 far
enough to drain the water. Do not interrupt the compressed
air supply.
6
8
10