Last seen: Sep 18, 2025
@jamespa Yes I totally agree with your comments and you have explained the difference between timed and thermal control very well. I haven't yet worke...
I feel that I need to defend the use of thermostats with heat pumps, particularly in the case of heat pumps that are oversized and don't modulate down...
I am not an engineer, just a Samsung ASHP owner, but everything that I have read suggests that removing the filter is a bad idea. There are two report...
This only happens if a PWM pump is fitted with the appropriate wiring - very unlikely in this case. So adjusting these settings makes no difference to...
You say that you have measured your hourly gas usage during cold days and so have a good idea of your heat load. In which case you already know your h...
@david999 What size is your Samsung? Is it 16kW? If not, 29lpm should be ample flow rate.
Hi @toodles That external insulation looks pretty poor to me, but not unlike my original insulation. Cable ties are definitely not to be recommended. ...
My 50L buffer tank made cycling worse not better. At a LWT of 33C the radiators were only getting 30C due to mixing of the flow and returns in the buf...
Yes, when the ASHP cannot produce less heat than the radiators are delivering, the return water temperature and leaving water temperature (LWT) tend t...
Hi Ian, as a Samsung ASHP owner, I have some concerns about what is being proposed. Regarding the buffer tank, I think it depends on the design of the...
I paid £14,500 2 years ago for my Samsung 12kW and this included 8 new radiators. The most important thing to get right is to have a really good insta...
You might find it helpful to have a look at another 11.2kW Ecodan on heatpumpmonitor.org. The URL is/p> They have a mixture of new and old radiato...
Latest Posts
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In that case, at its simplest level, limiting instantan...
By JamesPa , 16 minutes ago
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RE: How can I programme a setback for my Samsung Gen6 8kW heat pump?
Exactly that so far as I can tell from the manual (I do...
By JamesPa , 32 minutes ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
Much better indeed. Taking advantage of the clarity and...
By Tasos , 1 hour ago
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@editor I am all in favour of provocati...
By GrahamF , 4 hours ago
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@editor lol. I wish. They told me to switch everything ...
By bontwoody , 4 hours ago
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RE: How to Understand Wiring Up a Heat Pump
Morning, On top of what everyone else I would deffo loo...
By Grantmethestrength , 9 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@adamk I have seen the openenergymonitor thread, in fac...
By JamesPa , 10 hours ago
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RE: Sizing a heat pump: Save me from my headache
Got the results back from the one we’re ...
By Mikeatthezoo , 21 hours ago
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RE: Renewables & Heat Pumps in the News
Thanks Lucia. I'll set aside some time to go through th...
By Transparent , 2 days ago
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RE: Do I just go with the lowest quote for my heat pump?
Seems to be settling better now I'll leave it alone
By Jancold , 2 days ago
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RE: Bosch CS5800i 5kW - Experience So Far
We do like the exhaust air heat pump as a centralised M...
By Steelbadger , 3 days ago
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RE: Solar Thermal DHW and ASHP
@kenbone how is your battery holding up Ken? Still goin...
By Mars , 3 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Old Samsung R410a unit 9kw, modbused controlled, let Ha...
By KenBone , 3 days ago
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RE: Replacement Inverter for old FIT system
@bontwoody I have a single string 3kW solar AC inverter...
By Old_Scientist , 3 days ago
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Octopus removed our gas meter for free a couple of year...
By robl , 3 days ago
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