106
Ripple Detected
Fronius · Symo Advanced
What does 106 mean?
This status code indicates that the Fronius Primo GEN24 208-240 inverter has detected excessive ripple in the grid voltage. This issue suggests an instability in the AC grid or a potential measurement problem within the inverter.
Common Causes
- Significant instability in the AC grid, leading to voltage ripple.
- A measurement issue within the inverter's AC monitoring circuit.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Observe the AC grid for stability, checking for unusual voltage fluctuations or disturbances.
- 2
De-energize the inverter (switch off AC and DC disconnects), wait for 5 minutes, then re-energize to reset. If the message persists, the inverter may require service.
Verified technical data. Last updated: March 2026
Related Faults
Source: Fronius Symo Advanced