828 | C6 Electronic flush valves ยท Installation Euret-E Installation, use and maintenance 4Installation procedure Follow the diagrams to connect water inlet and U-shaped drainage pipe, keep the nut on the pipe. Adjust the position of the drainage pipe with the nut. Water inlet 525mm U-shaped drainage pipe Please follow the below right diagram to hang and install urinal in the desired position. The installed urinal should be fixed tightly and maintained ina horizontal position. Connect the flexible hose to the water inlet as shown in the following diagramme.