Maintenance
Operating Instructions 171/173 - 02.0 - 09/2019 67
2. Turn the pressure controller until the pressure gage (2)
indicates the proper setting:
• Increase pressure = turn clockwise
• Reduce pressure = turn counterclockwise
3. Push the pressure controller (1) down.
6.3.2 Draining the water-oil mixture
The collection tray (2) of the pressure regulator will show
accumulation of a water-oil mixture.
Proper setting
The water-oil mixture must not rise up to the level of the filter
element (1).
Check the level of the water-oil mixture in the collection tray (2).
Fig. 36: Draining the water-oil mixture
NOTICE
Property damage from excess liquid!
Too much liquid can result in damage to the machine.
Drain liquid as required.
(1) - Filter element
(2) - Collection tray
(3) - Drain screw