Routine Maintenance
The aurastat® VT is maintenance free.
Cleaning Exterior
For best results use a clean damp cloth. Do not use abrasive cleaners, solvents or any other uids.
Error Codes
Find below the error codes that the aurastat may display.
6 RS485 Timeout
7 RS485 Invalid response
8 RS485 Invalid address
9 RS485 Invalid data
10 RS485 Invalid operation
11 RS485 Not ready
12 RS485 Error response
RS485 is the standard communication protocol that is used between the aurastat and the HRV unit. The above 7 error
codes indicate a comms error between the aurastat and the HRV unit, check the wiring and connections.
13 Thermistor 1 error Problem with thermistor in Extract from dwelling airstream.
14 Thermistor 2 error Problem with thermistor in To Atmosphere airstream.
15 Thermistor 3 error Problem with thermistor in From Atmosphere airstream.
17 Fan1 error The software has not received a signal from the Supply to Dwelling fan.
18 Fan2 error The software has not received a signal from the Extract from Dwelling fan.
In the event of any queries please contact the system installer.
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