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thanks for the replies. when new password use to be 4 zeros, it got changed, I have now for gotten it. and need to acsess the pressure settings to solve a problem, of the pump going off and on when no water is being called for. must be an engneering over ride password for this

Hi I wonder if any one can help me. I have a grundfos home booster with a number of problems with pressure. I need to alter the settings. But I have lost the password so i cant alter it. Contacted Grundfos got bounced around a few departments, resulting in They could send an engirneer to...