VTR 100B LITE User manualv01

12
| Trouble shooting
Alarm Explanation Do the following
Low SS
Indicates low supply air temperature The alarm is displayed in the control panel.
If water reheater is configured and frost protection have
failed, then an extra security function is triggered when
supply air temperature is lower than 5 °C and outdoor air
temperature is below 0 °C.
RH
Indicates malfunction of internal
relative humidity sensor.
The alarm is displayed in the control panel.
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