If you have a version lower than 2.0, consider replacing the controller, as the fan logic is inferior.
Essential for adjusting differential settings (Hysteresis) and defrost intervals. eliwell sb655 c manual best
Q: How do I troubleshoot issues with my Eliwell SB655 C controller? A: The Eliwell SB655 C manual provides a comprehensive troubleshooting guide, enabling users to quickly identify and resolve issues with the controller. If you have a version lower than 2