Check that your water feature is filled to the recommended water level. Fully submerge the hydria smart fountain in water but allow the fountain head to breathe  2. Tilt the hydria smart fountain under water to release any trapped air.  3. Submerge the hydria smart fountain in water and run on high for several minutes to clear trapped air.  4. Clean your hydria smart fountain filter by following the online or printed user guide. 5. If you notice an uneven water flow, try adjusting the fountain head.