Press SET + UP to exit. The repack includes a pre-exit checklist: “Did you change LS before SP? If SP > LS, the controller will reject the change.” This single line saves hours of frustration.
Is the Eliwell SB655C a good controller? Yes. It is robust, accurate, and a perfect replacement for aging mechanical switches. However, the factory manual assumes you have an electrical engineering degree. eliwell sb655 c manual repack
The Repack Summary: