Apr 14, 2012 · Chances are it is a clogged up VST, more specifically there is a little filter screen that sits under the high pressure fuel pump and those filters do clog up. When I do yearly services on the Yamahas, opening up the VST and cleaning it out, as well as cleaning out that filter is pretty much standard once a year. Sep 16, 2020 · Hello everyone, I just started working with cubase 10.5 on a desktop PC. My motif XF is connected via fireWire. When I play the VST instruments using the motif as a midi controller, weird things happen: Crackle sounds. Delayed sounding of a note. Notes lingering after the key is released. The cubase manual suggests this could be latency. Processor ... Long story short, I performed the VST filter service, replaced the fuel filter and the fuel/water separator filter and took it out for a test. I have the stock Yamaha Reliance Pro 14.5" x 15P prop on it. Hit 5,950 RPM at WOT. Don't have GPS numbers as I'm right in the middle of swapping out my GPS. So lessons learned: 1.