SHAMAN INSTALLATION MANUAL | SHAMAN Luxury Shower Set | Style may vary by model, but the installation ways are the same 1. New installations NOTE!!! 1. Supply lines should be purged to clean impurities before connecting the unit. 2. The hot water supply should be connected to the left and the cold water supply to the right, when viewed from the operating position. If this is not taken into account can cause permanent damage to the cartridge. 3. Screw connections and test for leaks. 4.