FAQ AND TROUBLESHOOTINGThe skimmer requires some initial run-in period. This usually takes a fewdays. The following symptoms can occur during this run-in period of thedevice.1. Skimmer overflows2. No skimming action3. Pump is too noisy4. Micro-bubbles in the outletPLEASE NOTE: These symptoms can become even more noticeable innew aquarium installations with mostly fresh seawater, live rocks or newaquarium decorations. Wait for a few days and only then re-adjust thedevice.Additional help is offered by the following table that lists frequent sourcesof error.Problem Possible cause SolutionSkimmeroverflows- run-in period of the device- water level in the skimmer is toohigh- water level in the sump is toohigh- water additives, nutrient solu-tions, coral glue, etc.- adjust settings (see pp.14-15)- remove skimmer cup,if needed; use activatedcarbon, change water- wait a few days18