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Last seen: May 21, 2026
@robs Do you need IAT for this to work? Don’t currently have it in OEM but could add it. I could just assume 20 Deg as that is what I have the Mist...
@robs Thanks I will have a look can’t believe how good OEM has become - I used to work with Industrial controls and most SCADA systems costing 10...
@goodbyegas Hi Fellow Ecodan owner here. Looking at your MelPump data if I read it correctly it looks like your heatpump is heating the two zones...
@cathoderay yes you can download data from OEM as a csv file. Suggestion about using an electric heater was more about getting a better handle on...
@cathoderay thanks for the SPAB link - very interesting - a lot to digest. Interesting points for me 1. The methodology of heat flux measurement. ...
Just a bit more context/personal experience on the importance of air tightness - Our previous property was also a G2 listed stone cottage (gluten for ...
@cathoderay To be fair - the 28kw was coming from an initial enquiry where the company concerned looked up the EPC for the property - on this basis th...
@cathoderay Thanks for your detailed reply - and also for your input over the years - as I say this resource is invaluable. Fully echo everything yo...
The original underground pipework to the heat-pump was only 28mm plastic laid in land drain pipe which was certainly too small for a 14Kw unit - In f...
New 32mm MLCP pipe - pre-insulated
Most of the bits I removed - the two pumps alone accounted for a continuous 0.14Kw of power consumption.
Here is the trend from today - It is much milder and the heat pump is ticking over at near its minimum output - If it gets much milder it will probabl...
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
MCS aren't involved in commercial a2a installations whi...
By JamesPa , 30 minutes ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
Interesting. Perhaps wait and see how things develop! ...
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Any readers with an interest in Solar Farm generation i...
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RE: Heat Pump Operation in Summer - Valliant 7kW
Yup! Summer in Spring. Wonder if Summer will last unt...
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RE: Solar Produced vs Home Consumed
It's worth adding that if you have a hot water tank and...
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RE: Heat Pump Overpromising – What Were You Actually Told Before You Bought?
@editor Sorry Mars, I didn’t see a notification about ...
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RE: Hitachi Heat Pump being replaced with Vaillant
Yes to be configured as a volumiser. The pump is to be...
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RE: Anyone concerned about GivEnergy?
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RE: How many people are happy with their ASHP and do you believe them?
I agree, and not. Energy prices are a largely politica...
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Yes, you will need to notify them even if the inverter ...
By Old_Scientist , 8 hours ago
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RE: Heat Pump Manufacturers Recommending Buffer Tanks
@tony-stolz, I think @jamespa has already covered the h...
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@editor "The interesting bit is that many modern invert...
By Singlespeed , 1 day ago
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RE: Ecodan & MelCloud scheduling
With the prospect of warmer weather this week, I brough...
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RE: Help me keep the faith with my air source heat pump installation
My heating developed a really severe case of noise and ...
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