Sleep study : Ask your doctor to have a sleep study done while wearing the c pap machine. You will know if it is working during that study.
Answered 3/6/2013
5.7k views
Sound and pressure: The machine should startup, make a small noise, and a patient should feel pressure. Alternatively, your equipment company can test it with a manometer.
Answered 9/16/2017
1.4k views
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