probst RG Serie Betriebsanleitung Seite 43

Adjustments
The set pipe diameter must be read off the viewing window (F) on both sides of the device (Fig. 4).
This setting value must be exactly in the area of the two opposite notches (➔) (Fig. 5).
5450.0005
F
4
F
Fig.
V3
Fig. 5
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