temp not holding
just changed my extruder head for a new one, the temp now varies between 15deg either side of the set temp.
any ideas, please
Anytime if you change the Cooling, the Hotend, the Heater or anything that can impact the Temperature, you should run an PID-Autotune
M303 C10 E0 S210 U1 // Hotend - 10 Cycles to 210 Degrees