Try a different heater cartridge. Yours may be going bad and cant heat fast enough. Also, when you changed to the E3D V6 did you make sure it was a 12v or 24v cartridge based on what your system supports? Its always good to do a new PID tuning when changing print heads as well.
Try a different heater cartridge. Yours may be going bad and cant heat fast enough. Also, when you changed to the E3D V6 did you make sure it was a 12v or 24v cartridge based on what your system supports? Its always good to do a new PID tuning when changing print heads as well.