1. Take off the existing seat (picture)
2. Shut off water by turning valve (picture)
3. Flush the toilet
4. Disconnect incoming water source pipe from water inlet valve (picture)
5. Connect T-valve to water inlet valve (picture)
6. Connect the water pipe to the T-valve (picture)
7. Install base plate to the SHS unit (picture)
8. Slide the toilet seat to connect to base plate (picture)
9. Connect the other pipe from t-valve to valve behind seat (picture)
10. Connect the power (picture)