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Last seen: Apr 8, 2025
Vaillant's comment about de-icing is: It is hard to say how often a de-icing cycle will take place as it depends on several things…• The humidity of...
@richard24738 You had commented above that "I have today placed temperature probes on the buffer 4 ports. The top two pipe readings Primary in 40.0c a...
I recently bought some of those cheap digital thermometers with probes and have been using them to monitor the flow temperatures for the buffer tank i...
@transparent I've got some 5 minute data which includes the battery charge level. The increase in charge over the first 5 minutes of charging is about...
@transparent Further to my comment above, I contacted Tesla who changed the grid code in my Tesla gateway (battery controller) from G99 to G98 and the...
Vaillant have this comment about de-icing "The de-icing cycle will happen more often when the outside air temperature is around 2.5°C but will happen ...
The Vaillant Arotherm Plus specs refer to "Inrush current (with inrush current limiter)" which, I presume, manages this problem but perhaps other manu...
My 7kW Vaillant Arotherm+ heat pump has a maximum current of 15A according to the label. It should be sufficient for a very large new house that has b...
I normally see a steady increase in the sunny day peaks as January progresses. There's a link to my data below but I would note that my winter solar g...
Propane is denser than airso any leak is likely to spread laterally and not vertically. However, something else to watch out for is any airbricks in...
The lower you can get the flow temperature the better. If need be you can upgrade some of the emitters after getting some experience. Could you inst...
Octopus charged me nothing to remove my gas meter after my heat pump was installed and the boiler removed. The person who removed the meter said that ...
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Latest Posts
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
Volumisers are normally plumbed so that they are in the...
By JamesPa , 5 hours ago
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@toodles possibly. The £9k labour charge for 4-5 days w...
By AndrewJ , 9 hours ago
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RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 13 hours ago
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RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 1 day ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Swings and Roundabouts, you win some…. ...
By Toodles , 1 day ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 1 day ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 1 day ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
There is scope for product development here. I for one...
By JamesPa , 2 days ago
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RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 2 days ago
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RE: The good, the bad and the not that great – my heat pump installation
@burtis, I’ve followed this thread pretty much from the...
By Mars , 5 days ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
First time poster here but I can share my experience as...
By SCH , 5 days ago
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RE: Is it the house or the equipment?
...which, I've found out, is pretty much impossible to ...
By Majordennisbloodnok , 5 days ago



