Wilo Stratos ECO 16F Instructions De Montage Et De Mise En Service page 13

10.2 Noisy pump operation
• Check differential pressure setting and adjust respectively.
• Heating capacity too low, proceedure to increase:
• Increase setpoint value
• switch off night setback
To briefly switch off night setback mode (check on control operations) slightly
adjust the red button. Setback mode automatically reactivates in a few seconds.
• In the event of cavitation (sounding like gravel in the pump), increase system
pressure within the maxium allowable system pressure.
If no solution can be found, please contact your plumbing and heating
specialist or your nearest Wilo Customer Service or representative
Installation and operating instructions Wilo-Stratos ECO
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