Repairing a Worn Out Backwash Valve in the Pentair FullFloXF

It is never a good thing when your neighbor asks a innocuous but loaded question: &ldquo;Are you having trouble with your pool by any chance?&rdquo; Yes I was Dave, funny you should ask. As winter faded, an annoying occurrence of water loss from the pool begin to become evident. Initially, I chalked this up to the heat wave that struck California way too soon at the beginning of March. We had to…