After my total water replacement I have continued to adjust the water chemistry.
Right now my concern is a fairly sudden onset of reduced water clarity compared to when the water was new a few weeks ago. Have kept the FC at 3 or better.
OCLT is .5 ppm and will check tonight again. Cartridge filter exhaustively cleaned yesterday with an 8 hour pump run...2 four hour runs 12 hours apart.
Today, 3 pm central numbers:
Suggestions? More circulation time? Still do have a leak but seems isolated to suction retun and when the vacuum hose adapter is installed the leak is greatly reduced....so can leave it installed to help that situation...