Last seen: Jun 12, 2025
[quote data-userid="6617" data-postid="44648" The DHW COP is the worst we've had yet strangely. And there were no big drains on the water yesterday. ...
Yes it’s really there to allow the heat pump to vary the flow temp above the set point if the room temp is significantly below the set point and then ...
On an Ecodan the std compensation curve mode only allows the flow temp to drift by 1 or 2C before it shuts off on auto adapt the allowable drift is pr...
32C is the lowest my system will go without cycling but at that flow temp the heat input is higher than the heat loss so the thermostat has to cut in ...
@robs What controller do you have I think mine is too old to have that, I don't recall ever seeing summer mode in the service menu.
Mitsubishi Ecodan just runs the same flow temp when it reaches the limit of the set curve. I am not aware of any way of telling the heat pump not t...
I suppose it depends on what battery you get I can only comment on the powerwall I had my first for 5 years before the inverter went and it was at 95%...
Yep exactly that
With a flow of 40C the dT for a 20C room temp is 20 it’s the difference in temp between flow and room. The output of a rad at dT 20 is 0.3 of its out...
No not auto adapt running hotter at cheaper times cooler at expensive times. Off is when demand is met on milder days. System won’t run below 32c wi...
Yes the examples I gave weren’t when it was at its coldest that week when it didn’t get above zero and dropped to -4 overnight I don’t have data for t...
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It sounds like you have thought about this a lot and ev...
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
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Thanks! That is most useful. I've had a look at the Mid...
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