Unscrew the upper top knob. Remove the tamperproof seal from the Vitop tap.
Fit the tube to the connector. Place the Vitop tap fully into the connector.
Turn the top knob to open the flow.
Other Versions
Version

Please pay special attention to removing the tamper-proof seal prior to use. It is also important to place the Vitop tap fully into the connector before screwing down on the connector top wheel (which opens the tap mechanism).

Click here to download connector use instructions (.pdf format) and here to view a video showing proper procedure for use and cleaning.