What does REMINDER on my LCD screen mean?

The word REMINDER indicates there is an excessive air leak somewhere. If it is happening while you have your mask on your face, please disconnect all parts to the Z1/Z2 including your mask and tubing (battery from the PowerShell, PowerShell from the machine, and unplug it from the wall). Reassemble the parts to the Z1/Z2.…

What does an Error 18.8 mean?

When you see 18.8 on your Z1 or Z2 screen, it is part of the normal start up sequence and should go away when the device is ready in stand by mode and showing 0.0. If it does not go away, it could indicate that there is a defect with the display panel, and will…