How To Reset Filter Indicator on a HRV Lite Controller

So when the light is flashing and you have fitted a new filter, do the following.
1. Turn off the system.
2. Press and hold the "down" arrow until "02" is on the screen.
3. press the "up" arrow until you reach "23"
4. Press the power button to turn on the filter reset.
5. Press "Func" to finish.

[Iggy]

Every year I come back to this video. Thank you :)