Faure FDF Series / Clean&Dry / MaxiWash Dishwasher: Circulation pump inverter DC bus overvoltage alarm i5B; rectified bus voltage exceeds 430V DC.
On Faure (Faure FDF Series / Clean&Dry / MaxiWash Dishwasher) models: Mains electrical grid voltage surge, rapid deceleration of heavy wash arm water momentum, or defective DC bus capacitor bank.
Measure incoming AC line voltage (nominal 230V AC ± 10%). Disconnect power for 10 minutes to discharge capacitors, then retest. Press and hold Départ/Pause and Annulation buttons for 6 seconds until all status indicators flash synchronously and clear fault memory.
