Last seen: Jan 8, 2025
@rod Very interesting. My (14kW) ASHP can definitely run the compressor in bursts of less than 20 minutes when in heating mode. It doesn't do it v...
@cathoderay a quick Google reveals that plotly is the company and dash is the product. I don't know exactly how your (or any) ASHP decides to s...
Couldn't you try just changing the curve so that the flow stays higher a bit longer? Can you have steps in your WC curve? Mine is using Mitsi's Auto ...
@Cathoderay, Looking good. Is this running on WC or chasing/maintaining a room temperature? It's interesting that after about 11am, it both cyc...
There might a minimum LWT setting that applies whatever the WC curve says. Maybe that is 30?
If you set it to 3 degrees.... When outside air temperature gets to 3 degrees, it starts the circulation pumps and monitors the flow (I assume it us...
@Linz, can you explain a bit more what the problem is and what you want to do? You can't change anything to do with defrosting as far as I know. Fr...
@daniel, do any of the radiators ever actually get hot? I mean properly hot, not just lukewarm. Not scalding hot; more like a hot shower or bath. ...
Aaron, no reason why not, although you might find it hard to find someone at the moment. I suggest you try the UK Heat Pumps Facebook group. Howev...
@ninja.tiger Building regulations seem to suggest you can't replace an existing heating system with one whose C02 emissions are higher. See page 35 ...
Mitsubishi does it by using the immersion for DHW. It doesn't run ASHP heating and DHW at the same time.
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Had a new Vaillant 7kw installed with new 28mm runs for...
By AdamK , 26 minutes ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Possibly not the answer you might want, but if it were ...
By Temperature_Gradient , 29 minutes ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
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 , 4 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 , 5 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 , 7 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 , 7 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 , 7 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 , 13 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 , 2 days 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