After the security filter is used for a period of time, the water quality treated will vary. At this time, the filter element will be blocked, the replacement of the filter element should be based on the pressure difference before and after the filter, when the pressure difference is greater than 0.03MPa should be considered replacement.
Replacement method: Turn off the reverse osmosis system. Remove the pressure and press the button on the pressure relief valve on the device until the indicator on the gauge is zero. Open the filter bottle with a professional wrench. Remove the old filter element and replace the new filter element. Use a professional wrench to rotate the filter bottle.
