The following sections detail and contain information to assist with the troubleshooting of
instrument functionality if required. If an issue is non-resolvable based on the information
below, please contact the Trolex product support team.
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The Air XS operates a protective thermal cut-out sequence when the temperature inside the
instrument exceeds the maximum operating temperature specification, detailed in section 7. This
protective measure is in place to maintain the lifespan and operating functionality of the optical
sensor assembly when the Air XS is installed in environments with high ambient temperatures.
15. TROUBLESHOOTING
15.1 High temperature operating
15.2 Fault codes
The following codes relate to on-screen warnings that the Air XS will display when a fault is
encountered during normal operations.
Code Fault name
Fault description
Fault check
1 Top cap closed
The particle inlet top cap is Check top cap position
‘Closed’ and will not allow and move to ‘Open’
particles to flow into the device
3 Blockage error
The Air XS has detected that the Replace internal HEPA filters
silica filters are blocked
4 Laser fault
A laser anomaly has been detected Contact Trolex for advice
5 Storage full
The Air XS internal memory is at Erase internal memory
100% capacity and requires erasing via data download menus
