Extruder back in action... and working better than before.With the printer happily singing away again I though it a good time to give an update... I had snapped the wire on the heater resistor a while back, and without a spare it ground me to a halt for the best part of a week. There's a lesson there I'm sure! Carry spares if you want to get back on the road quickly. :-)The resistor was easily replaced, and with the extruder out it was...