If you want my input I would say increase the feedings 2-5 fold. I have never had HA and I feed the tank a ton, about 20 times what you do. If you have enough LR and skimmer power your system will adapt. JMHO
Feed more!
read the whole thread pretty interesting.
http://forum.marinedepot.com/Topic20086-9-1.aspx
good luck!