1. ResMed Asia Product Support
  2. Technical Service
  3. Troubleshooting on AirSense 10, AirStart, AirCurve, Lumis

The following message is displayed on the device: "System fault, refer to user guide, Error 003 Description: Mask over pressure (severe)"

AirSense 10, AirStart, AirCurve, Lumis

Possible Cause:

  • Pressure sensor fault

Solution:

  • Recalibrate device
  • Replace main PCB if the above solution does not work