It depends on personal choice. Generally, solar energy is the electricity used by the meter, and the rest is not needed. So if you know it yourself, you can also ask the installer to adjust the built-in functions of the meter. meter at the beginning, for example if constant temperature is set? Automatic water filling or manual water filling? , in a word, if you set the automatic water supply, it is recommended not to turn it off. If you set the water supply manually, you can choose to deactivate it, as this has no impact on hot water consumption!
Recommend "Dr. Sun" solar energy, three The warehouse model (no need water level sensor probe and solenoid valve), has heating and water use Hot water faster in rainy weather, and the after-sales rate is also greatly reduced. This model saves time and electricity compared toto solar energy from a single ordinary warehouse. In the case of solar, the heating time only takes 20-30 minutes, while a single warehouse takes 2-3 hours!