SureCan I ask your light settings?
I run a single Hydra 32HD - I grabbed an AI blueprint from Waterbox's website called 'Mixed Reef'.
Here's the direct link
Mixed Reef- AI Blueprint
I haven't really adjusted anything except maybe the time frame I think. Mine basically runs for 12 hrs a day and I think standard map is maybe 10, so I just dragged out the ramp up/down for memory.