NIBE · SMO S40 Control Module
The system is experiencing general operational issues, but the display does not show any specific alarm messages or instructions. This points to fundamental electrical supply problems.
Click steps to track your progress.
Inspect the installation’s group and main fuses in your electrical panel and replace any blown fuses.
Check the building's earth circuit breaker (RCD/GFCI) and reset it if it has tripped.
Verify that the load monitor settings are correctly configured for your system's electrical supply.