I find the wheezing ResMed AirSense 10 issue very interesting. I am on my third unit and after a few days it too started wheezing or whining after ramp up. As suggested on here I took a video the night it started wheezing and sent it off to my DME supplier. I have not heard back and it’s been four d...

Mine does this as well. I am on my third AirSense 10 machine in as many months. Since I’m still under warranty they keep replacing them, but I have always kept the same water tank. I am not getting treatment, as after ramp up it starts whining, I wake up and can’t get back to sleep with the unit on.