Upgrading Anycubic i3 Mega 3D Printer – Fans Wiring Stepper Drivers | Savvas Papasavva
Anycubic Mega S Essential Mods | Upgrade Your 3D Printer - YouTube
i3 Mega - the hot end fans make an unusual grinding sound while heating up until it reaches print temperatures, where it smooths out. I've tried cleaning the fans but that didn't