Last seen: Sep 14, 2022
@derek-m Hi Derek, just a wee query. Since I have Flow temperatures and outside temperatures at 2 min intervals, if I plot these on a graph, if th...
@derek-m thank you sorry again for being such a pain.
@derek-m sorry I cant seem to see the attachment you mentioned
@derek-m I do have a Vaillant aroTherm 45 liter buffer tank in the system . I have attached the Vaillant Schematic Drawing and I believe my s...
@kev-m Thanks for the info. I think you are confirming that I'm not being unrealistic to look for higher COP and SCOP. I still hope Vaillant will...
@derek-m this is my MCS spreadsheet. I completed this myself.
@derek-m I live in the South West of Scotland and originally I was repeated told that the heat curve should be 1.2, but recently as part of their i...
@derek-m I really hope I'm not putting you to any bother Derek. 1a) the COP via the Vaillant sensoApp is calculated by dividing the sum of Electr...
@derek-m I don't have thermostats but I do have a Vaillant sensoComfort which I believe acts as some kind of thermostat. It is used to set temperat...
@derek-m thanks for that. I'm pretty sure it is in "weather compensation mode "as it cuts out when outside temperature goes above 21degrees and its ...
Thanks for the info I will research further. From the information I am getting my system has never drawn more than 4kW at any time since the install. ...
I am no Heating engineer but I think there are a number of things to consider here 1) the MCS Heat Loss calculation is for the entire house. I have ...
Latest Posts
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@eliuccio good to hear you’re happy with the install. A...
By Mars , 3 hours ago
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RE: No-code, plug-and-play monitoring for your heat pump
The issue with the Grant is that you have to wire direc...
By Grantmethestrength , 19 hours ago
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RE: Is this just haze or something more?
I am not a scientist nor a meteorologist and I know the...
By Toodles , 19 hours ago
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RE: Benefits of an extra horizontal loop for GSHP
It will improve performance, but by how much depends on...
By Brendon Uys , 24 hours ago
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RE: The good, the bad and the not that great – my heat pump installation
Said I would pop back with a update. Only Mr Jesus h...
By Burtis , 2 days ago
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RE: Buffers, hot water and cooling
Thats presumably heat pump DT, what about radiator DT a...
By JamesPa , 2 days ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Exactly the same here. We now have 13.5kWh ...
By Old_Scientist , 2 days ago
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Compressor and Evaporator Stratification
I have had a few issues with my Hitachi spilt heatpump ...
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RE: Wood burner with ASHP - direct air?
This depends on the size of your wood burner and size/t...
By Lucia , 3 days ago
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RE: Difficult positioning of air source heat pump
@rikiarn It's a not a buffer it's a volumiser which is ...
By Lucia , 3 days ago
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RE: Is your heat pump insured?
To make things clear, lots of insurance companies cover...
By Lucia , 3 days ago
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RE: Boxt Heat Pump Installation Experience
@adrian any updates since installation? How is it perfo...
By Ashfp , 3 days ago
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RE: Say hello and introduce yourself
Hi @seatonian - Yes, I know Seaton, and I have the Nat...
By Transparent , 4 days ago
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@seatonian got your email. Will connect you with a reco...
By Mars , 5 days ago
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@downfield and @toddles, this isn’t in the settings cur...
By Mars , 7 days ago
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RE: Homely launched for Grant Aerona ASHP control
I haven't bought the Aerona Smart Controller (£700!) bu...
By Prunus , 7 days ago
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RE: Antifreeze top up for my heat pump - is this a rip off?
For the record, Grant supply ethylene glycol for their ...
By Prunus , 7 days ago
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RE: Compressor attempts start but fails - Nibe Fighter 2005 8kW
@skyefarmer amazing. Well done!
By Mars , 1 week ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Ebac 5kw - Monobloc R32. Developed and made in UK - Mit...
By marcinwloch69@gmail.com , 1 week ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Just another thought - it might be worth thinking about...
By JamesPa , 1 week ago
