Last seen: Mar 9, 2025
@sunandair My volumiser is installed at position G in the common return. My understanding is that the volumiser is best placed on the return flow. H...
I agree it's probably going to be difficult to obtain like for like data, and even if you can (and trust that data), it's unlikely that you will actua...
Yes, same here. When the system is first turned back on after powering off, both heating and DHW are off and will need to be manually turned back on (...
Glad you got it fixed. After a power loss, you can also get a communication error (not sure, but may also be E101) if the indoor panel cannot see th...
Samsung ASHPs For reference, Samsung calls it Water Law and simply allows setting the flow temperature at two points creating a weather compensation...
Yes, if you have battery storage and can flatten the import price, then ramping up in cheap slots and set back or switching off at more expensive time...
Are your emitters capable of emitting the heat being produced at a flow temp of 29C? If they are not, then the return temp will rise and narrow the dT...
I have an oversized (for my property) Samsung unit. I can only run constantly when the temp drops below 5C, and even then it gets too warm in the bedr...
Agreed, but I would say we need to do far more than just meet the minimum recommended requirement. We have a similarly sized system to @adamk (12 larg...
My ECO4 installer did exactly the same - installed Radbots on all my radiators, and left me the regular TRVs which came with the radiator valves but w...
@johnr I agree, but that needs to change IMHO. @toodles I'm sure there are probably other considerations like the ability of the local grid to handl...
@toodles Two days don't make a summer (or something like that!). But yes, I'm watching it closely. I'm not sure I'm brave enough to jump back on Agi...
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Latest Posts
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RE: Heat Pump Sizing & Installation Costs
Perhaps useful to have installed date too? To get conte...
By Tim441 , 2 minutes ago
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RE: What is the best strategy for operating a very oversized heat pump?
Something else... that works for some people... LG ha...
By Tim441 , 8 minutes ago
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RE: Newbie out of her depth – Samsung AE120RXYDEG 12kW heat pump
OMG, the attached schematics (even with incorrect room ...
By BAMi , 58 minutes ago
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RE: Setback savings - fact or fiction?
@cathoderay I see you are continuing to misquote from t...
By SUNandAIR , 1 hour ago
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RE: Samsung Gen 7 R290 12kW is not behaving how I expected
So I turned my thermostats down last night And w...
By Joshua , 2 hours ago
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RE: SolarPV tables / online calculator
I'd be interested what others find whilst using that we...
By Majordennisbloodnok , 2 hours ago
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Volumisers in Heat Pump Systems: Does Placement Matter?
The debate over buffer tanks in heat pump systems has b...
By Mars , 3 hours ago
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RE: F.788 Building circuit pump reports internal fault - Vaillant Arotherm
Guess I have to wait for engineer visit. I really hope ...
By jeegnesh , 14 hours ago
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RE: Act now to defer the UK road tax increase on EVs
@majordennisbloodnok Damn right sir. my attempt at iron...
By Jancold , 17 hours ago
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RE: ASHP and heating issues in new build house
That’s good gives you more capacity. It made me think, ...
By Terry1812 , 18 hours ago
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RE: Seewet manhole cover within r290 exclusion zone
Thanks! I asked Vaillant, and they say I should be fi...
By dbrb2 , 21 hours ago
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Looking for the Grant Aerona 3 setting to turn off completely at 20 OAT
I'm running my Aerona 3 on WC and the 'warm end of that...
By damonc , 22 hours ago
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RE: Do I just go with the lowest quote for my heat pump?
So after signing in Sept in two weeks the install may s...
By Jancold , 23 hours ago
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RE: Victorian Semi Retrofit / Extension ASHP and UFH Advice
When you are renovating is always a good time, as it ma...
By JamesPa , 1 day ago
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RE: Just one room not reaching desired temperature
Looks like this issue is now resolved. Aira installed a...
By ChandyKris , 1 day ago
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There have been several people on the OpenEnergyMonitor...
By RobS , 2 days ago
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RE: Say hello and introduce yourself
Good point @jamespa But that probably strengthens @ch...
By Transparent , 2 days ago
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RE: Towel rails. An unexpected final hurdle
@jamespa Beware; the use of the term ‘WC’ might lead to...
By Toodles , 2 days ago
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RE: Visit a Heat Pump sessions.
Congratulations @toodles, that's a fantastic result. We...
By Old_Scientist , 2 days ago
Latest Topics
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Heat Pump Sizing & Installation Costs
By Mars 2 hours ago
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Volumisers in Heat Pump Systems: Does Placement Matter?
By Mars 3 hours ago
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SolarPV tables / online calculator
By MichelleC 10 hours ago
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Samsung Gen 7 R290 12kW is not behaving how I expected
By Joshua 22 hours ago
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By Toodles 2 days ago