Buying used CPAP Dreamstation auto worth the risk?

The Plus option is the Essentials setting on the ResMed 10 models that turn on *some* options in User Mode that would otherwise be only available in Clinician Mode.

To see the Run Hours (This may not work depending on age of machine):

• Ensure LED screen is on
• Select My Options
• Scroll down and select About
• Run hours should be displayed

To see the Run Hours (This will always work):

• Ensure LED screen is on
• Press and hold both the Home Button and the Select Dial for 3 seconds
  • My Options should turn to Settings
• Select Settings
• Scroll down and select About
• Run hours should be displayed/list]