Anyone monitoring a new R32 Ecodan?

Mine has R32 stamped on the outside. 8.5kW unit installed last autumn. Here is a graph of it resuming after heating a tank of water and settling down to what I think is modulating:


(CoP estimate for that period was 3.08 - not sure why I cut it off)

Here is a graph of it an occasion where I think it failed to modulate and cycled instead:

I have not yet spotted a pattern for modulation versus cycling, but I have started recording a few more variables a day or two ago that may help, plus all the defrosts rather hinder trying to see steady modulation while it’s 1-2°C.

Let me know what values you’d like and I’ll see what I can get.

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