Diagnostic en libre-service HOBER
Select the fault code or operating symptom
Choose from the troubleshooting list to receive preliminary cause categories, safe checks and the evidence needed for technical review. This tool does not determine warranty, replacement eligibility or responsibility.
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Select a fault code or symptom
The estimated causes and recommended solution steps will appear here.
Please prepare the solar panel, pump and inverter specifications, the fault code and a clear description of the problem, and preferably send videos showing the inverter operating both with and without load to help us diagnose the issue faster.
