hi.we have a Mtec m330 and just replaced rotor and stator.we put the new one in and it was coming out way too fast then got really hot and was smelling like burning rubber!the motor and mixing paddle wasn't hot.we had to put the old one on mid panel and not over heating just quite slow coming out!anyone had similar problems or could it b any other replaceable part?only had it serviced 3months ago!cheers