Welcome to the forum, nightflight
PR System One instructions and setup video
Clinical manual available via email, scroll down to bottom of the page
SleepyHead software download link at the top of the page
For most people feeling better is gradual over long period of time. For me took weeks to feel better, finding the right mask is the clincher.
There are many styles of masks available including some very lightweight models
Your machine have some options to helps with comfort
1- Humidifier (if using one) breathing cold air can be irritating for some
2- Ramp is useful feature, it allows less pressure when you first turn on the machine and slowly builds up to the set pressure while you are falling asleep
3- Flex (exhale pressure relief) might helps people who find it hard to exhale against set pressure, it lower pressure somewhat during exhalation so easier and more comfortable to breathe out
To succeed with CPAP, you need to have realistic expectation, be patient and work with the problems that may come up.
If you control your sleep apnea, you,ll enjoy a healthier life
Not everyone find using CPAP is easy but there are things you can do to helps
Tips for new CPAP users http://www.apneaboard.com/wiki/index.php...CPAP_users