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Last seen: May 30, 2026
Hi @derek-m and everyone. Can I re-ask the hysteresis / flow question again as it's got buried under the recent other stuff !
I have a new What's it all about? question for you. I believe the difference in temperature (is it the hysteresis ?) between the Leaving water and t...
@georgia I'm finding that my ASHP works well keeping the house warm (I've not had it over the cold winter months yet), but I'm running it 24 hours a ...
Derek - you are absolutely NOT wasting your time ! Please keep helping us make our systems more efficient and we will get our energy usage down. Agree...
@hydros Is the pump using more electricity now you're heating 24 hours a day ?
@adam-c Hi - yes, I think that could have been considered at the design stage, though I wonder if we'd have heard the fan running if it was attached t...
We tried moving the little shed away from the fence to channel the cold air down behind the garden room, it was an improvement on the original airflow...
If Peter's house is anything like mine it's all hands to the 'pump' to get Christmas done before returning to the heat pump !
I can imagine - my husband also 'fixed' loose floorboard years ago prior to getting a new carpet fitted... hammered nail straight through a pipe. Yo...
@scratchyman Mine is a Daikin split system, with the fan (and compressor, I now learn) in the outside unit, there are refrigerant pipes going from tha...
Anyone will be able to confirm this one: On the 'split' system the compressor is in the outdoor unit, and both the pump and the heat exchanger are i...
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Degrees of Separation
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@davidb I can’t help you with contacts at Vaillant unfo...
By Mars , 6 hours ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
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I don't notice mine defrosting, and most of the time Im...
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RE: Do I need to change the control unit when replacing my Ecodan Air Source Heat Pump
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