So why don't you replace the "humidity sensor airflow tunnel" and reassemble the Elite? BTW, there is no such thing as you say. You either have a humidity sensor or an airflow tunnel but not both as a unit. Also, how could a sensor make noise? Geez Captain Snark, I'd replace it AND the blower assem...

SuperGeeky, One thing I dont know about with the super glue fix is whether its safe on the surfaces that mix with the air you breathe, I think I would avoid doing any gluing on the inside of any parts. I think on the triangular part, you would be okay just doing it around the outside. Anyway, good ...

I've read that it's supposed to help dry out the hose, or let the water from the humidifier cool without it causing condensation in the machine, etc etc. but, yeah, it's normal.

calling it 'therapy' tends to foster the misconception that a xpap is going to make things better. it's a treatment, not a cure. if someone asks you why you're not better, ask 'em why their eyes aren't cured after having worn glasses for however long... just like glasses aren't therapy, cpap isn't t...