1. When the machine is shut down at night, tap water as raw water can be used to backwash the quartz sand filter and the activated carbon filter. Because the tap water is under pressure, it can still enter the sand filter and carbon filter through the pump body of the pressurized water pump and the return valve.
2. According to the raw water quality and equipment operation conditions, the operation cycle and time of the automatic water softener can be set according to the needs of users.
3. The quartz sand or activated carbon in the sand filter or carbon filter is recommended to be cleaned and replaced once a year or half a year.
4. The fine filter is drained once a week. The PP filter element in the fine filter is cleaned every 1 to 3 months. The shell can be disassembled and the filter element can be taken out, rinsed with water and then reinstalled. It is recommended to replace it every six months.