My first study was a huge waste, the therapist was a rude SOB, and then in the middle of the night ( Had the O2 monitor on opposite finger as the rest of the stuff ) and I heard the machine make a bRRRRRRRRR noise and my chest puffed up like the stay puff marshmellow man, and I threw the mask off, h...

Took me a couple of months, the big thing I had a problem was, was getting tangles up in the hose, I am a side sleeper so getting the mask ( nose) so getting my head near the edge of my pillow was the key, I also put in a hanger on my headboard and tied the hose up, I have a swivel on my mask and ca...

There are youtube videos going through the machine, you can turn it on without the reservoir in place and see if the plate gets warm, mine just failed, I hear it is a common problem, if I can get everyone on the same page and get a new one, I will take my old one apart ( three years old) one thing I...