Bump. Same. I bought the MX8 9/15/20 and at 6/3/21 I had it serviced because the gritty debris from our oak tree was gumming up the gears. However, using the same 2500/3200/2500 speeds on my Pentair Superflo I set at installation I'm only getting 6.5 revs in 20 seconds at 3200 rpm, with the flow...