Last seen: Apr 12, 2024
@haggistrap I have no idea what the COP is mine does not tell me anywhere. The HP is effectively on most of the time. I only use Heat on Demand for ...
@hcas I use schedules both with the wall stat and TRVs.
@haggistrap Mine is ok until ambient gets down nearer freezing, say sub 4 degrees. Be interesting to hear how yours performs with a full charge of ref...
@toodles Hive is working fine for me after the mods I did. However, I agree it would have been useless without it. Hive do not actually recommend its ...
@haggistrap Those are porky pies. It will not give those outlet temps. I will look through the data sheets I have but I am petty sure they say differe...
@haggistrap Terry, our HP do not run at 70C. 55 is about the max. It will run cooler . Mine is weather dependent and runs between 35 and 50 normally f...
@oswiu have you model before, External unit is EPRA18DAV3, supposedly a 18 kW High Temp Altherma unit. If is installed as per instructions , no stru...
@batalto Thank you, I am well aware of the physics , but you have to make enough heat to warm the house adequately. My present weather compensation is...
@batalto It will not make any difference unless it stops continuous defrosting, or at least significantly extends the interval between defrosts. I can...
@batalto I know and understand what you mean. I am trying to work out what temp I should set for the current ambient, based on what it is reaching on ...
@batalto will reduce further tomorrow, just trying to work out what the mean temperature ( with the HP cycling on and off), is at the moment that is m...
@derek-m yes weather compensated. Will try lower temperatures tomorrow.
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Thanks! That is most useful. I've had a look at the Mid...
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