Hi Palerider - AHI is between 5 and 6 per hour. I don't think there are any leaks - I'm not doing anything different. I was talking to a technician last night - I had lost quite a bit of weight recently - they said perhaps the weight loss has an effect on the pressure (in other words, I'm having les...

Well, I would like to try to understand if what I have is broken, before I spend hundreds (thousands?) on a new one...

Howdy folks! A quick question for the forum. I've been using my Philips Respironics One Auto 560 for several years now without an issue and it has been literally a life saver! But recently I noticed that the pressure my unit generates starts at 4.0 cmH20 when I turn on the machine (where it was like...