Posted 9/24/2008 09:10 (#468204 - in reply to #467456) Subject: Re: Is my Raven flow control working correctly?
NEWTON, IL (SE IL.)
4 gallon rate is probably the problem. You are using less than 10 gallons per minute from a pump that will pump 200 gallons per minute.
Open the sparge & bypass valves & see if that helps.