coral problems

This is my schedule for my two AI prime hd lights: Starting at 11:00 am it ramps up until 2:00pm and at 2 these are the light settings, UV:40%, Violet 50, Royal 60, Blue 60, Green 10, Deep Red 10, White 20, These settings stay at that level until 10:00pm and then dimming down to 0 until...

Hello again! Sorry for such a basic and dumb question.. I'm just at a complete loss. I swear I thought I've done everything right, yet I just don't know why my Ammonia won't drop to 0. Here are my parameters... I've been having issues keeping Alk and Magnesium lower as well. It must be the salt...