Miscellaneous articles on products

Pressure Spiking
The most common cause of a pressure increasing, beyond what is necessary, is a leak in the system/mask. It may be a leak in the connections to the mask, or ...
Wed, 13 Mar, 2019 at 4:53 PM
Is My Pressure Actually Increasing as Prescribed?
To test whether your device pressure is responding as programmed, first be sure the Ramp Feature is not set.  To be certain, look at your Stand-by screen (0...
Wed, 15 May, 2019 at 4:45 PM
How Do I Open the QTube?
Please visit, go to the Support Tab.  Hover on the Z1 & Z2 Resources, then click on CPAP User Guides and Software.  Scroll down to Qtube Gui...
Thu, 8 Aug, 2019 at 4:32 PM
To Remove the Z1 or Z2 End Cap
When you receive your Z1 or Z2, the End Cap may be challenging to remove when putting in a polyester filter or replacing one.  Please hold the device firmly...
Thu, 1 Aug, 2019 at 3:56 PM
What does a Fail 1 mean?
The Fail 1 code means that you are hitting the power button while the motor is still running. It will happen when you hit the middle button repeatedly.  Ple...
Mon, 6 May, 2019 at 11:17 AM
What does a Fail 2 mean?
A Fail 2 message will appear when you are setting your Ramp time and pressure, if you attempt to set your pressure before you set your minutes for the Ramp.
Mon, 6 May, 2019 at 11:22 AM
The Nitelog Program
If you have the current Nitelog program and would like to download the manual, please visit and hover on the Support Tab, which will open another m...
Thu, 8 Aug, 2019 at 4:27 PM
What does the 18.8 mean?
When you plug in your device, you will see the REMINDER and the 18.8 code as part of the start-up menu.   This is normal.  It will then take you to the ...
Mon, 12 Aug, 2019 at 2:13 PM