Hi, I've been using this Deltec 600i for at least 6 months. Last Saturday I re-organized my sump, removed all the filter media, changed 100% sump water and even disassembled the skimmer for cleaning (done this before), etc. and the skimmer have been acting crazy since. It spilled for 4 days and there are bubbles leaking as shown below.
Please help
Please help