1. Softener move into regeneration mode after the flow of pre-defined volume of water. 2. After regeneration, it will go into backwash / rinse automatically 3. It will go back to service and the volume count down will begin automatically 4. If the raw (hard) water tank is empty, the softener feed pump will be switched off preventing dry running and burning of pump. 5. If the treated (soft) water tank is full, the softener feed pump will be switched off preventing overflow of the tank.