Pump venting

Trapped air in the pump housing causes noise. Open the “Pump venting” function in the “Diagnostics and measured values” menu to vent the pump hydraulics.

In the “Diagnostics and measured values” menu , select

  1. “Maintenance”
  2. “Pump venting” in sequence.

The “pump venting” procedure runs for 10 minutes, but it can be stopped at any time by pressing the Context button “Cancel pump venting”.

Pump venting for twin-head pumps

With the Stratos MAXO-D, the pump venting function can be activated on both drives.
The function can be activated as described above on the left drive side with the graphic display.
For the right drive side with the LED display, simply press the control knob.

The “pump venting” procedure runs for 10 minutes, but it can be stopped at any time on the pump drive with graphic display by pressing the Context button “Cancel pump venting”.
For the pump drive with the LED display, press the control knob again.

Pump venting indicator on the 7-segment display

In the sequence of the pump venting function, the lower, centre and then the upper 4 LED bars are shown on the display one after the other.

Pump venting on the 7-segment display
Pump venting on the 7-segment display