【Preparation Filter】: the pot injecting cold water clean ,Will filter immerse in cold water and gently shake to remove air bubbles.the water drained out of filter. 【Installing Filter-Element】: Place the filter-element in the hollow of the funnel.Put it firmly in place. 【Water Injection To The Filter Kettle】: Press the cover open finger into the mouth ,directly to the cold water injection into the filter.When the water reaches the upper limit of water injection ,it is loose .Open the cover off the finger into the mouth.