Last seen: Jan 8, 2025
@sunandair I have MMSP so my COP calculation uses the heat meter and consumption meters that came with that. For a standard Ecodan or other ASHP I do...
@Dave, I suspect your flow and return temps are not accurate. I doubt 36 degrees with radiators would heat your house in the current weather. Are ...
Hi Ewan and welcome. I'm sure you know more than you think! Please feel free to contribute and/or start your own thread if you have a specific quest...
Hi Andy and welcome to the forum. It's hard to say whether that curve is right without knowing more about your system and house. Have you had a proper...
Good luck !!
Based on your heat loss, it's very unlikely that 39kWh would keep your house warm for 24 hours. From your numbers, I think it'd be more in the 80-100...
thanks and noted for future reference! This Youtube video may be of help.
Give them a chance. I think some of the specialist ASHP installers are terrified the likes of Octopus and BG will undercut them. Race to the bottom?...
@DaveW, Your ASHP is cycling every hour or so but that (IMO) is fine and won't in itself cause a significant drop in efficiency. But your delta T l...
1580kWh is an impressively low amount of energy used. There are people who use that much in a month!
or LWT-ambient?
It does look like the heating is working because the room temp goes up.
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 16 minutes ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
No I dont think you are missing anything. There is def...
By JamesPa , 2 hours ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
I realise im overdue an update on my situation. first...
By Cleardene-ashp , 2 hours ago
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RE: Replacing Worcester oil boiler with an ASHP
@toodles thanks. I was told by the engineer that this h...
By JulianC , 3 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Yes Octopus only have the £9 a month service plan for t...
By NJT , 4 hours ago
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RE: Who’s Caved and Switched the Heating On Already?
@allyfish Dogs have owners - Cats keep staff. You are o...
By Toodles , 5 hours ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
A week later, I'm finally picking up this comment... ...
By Transparent , 5 hours ago
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RE: COP is not the only measure of efficiency
We keep all our TRVs fully open using the whole house a...
By Old_Scientist , 11 hours ago
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RE: Midea ASHP – how to set weather compensation
I think it is a bug in the code, it comes on even when ...
By cathodeRay , 1 day ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
I am pleased to say at 4pm today we have added another ...
By ASHP-BOBBA , 1 day ago
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RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
By Lucia , 1 day ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 2 days ago
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 2 days ago
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RE: Anyone still weathering it out with Agile?
@toodles I guess it all comes down to import averages. ...
By Tim441 , 2 days ago
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RE: 300 Liter Tank - Do I have to heat it all?
The size of DHW tank affects the anti-legionella cycle....
By Transparent , 2 days ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 2 days ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 2 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
My system installed in July 2024 has produced 6.4mWh in...
By jamespetts , 2 days ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
@judith thanks for your suggestions. Starting from col...
By GrahamF , 3 days ago