Last seen: Jan 8, 2026
Before I answer your specific questions just one more thing to highlight. The upstairs rads may well be big enough, but because your heatmiser is (pr...
The costs, if any, are not that great - see my calculation above and comment about (non-) condensing boilers. When I abandoned setback and turned my...
By 'no recovery penalty' I mean no efficiency penalty because it has to work harder to supply the extra energy needed to replace the energy lost durin...
This topic will run and run for sure The misunderstanding many suffer from (and the controls industry almost actively encourage this misunderstandin...
Only the manual The commissioning documents state which inverter model it is.
Your installer is probably right. The L9 error means low flow, and if the zones aren't open this will be the reason. You cant fix the error without ...
Im sure there are plenty of gags to be had linking MCS and rodents of various types!
Thanks everyone, this is going to take some analysis so it might take a while before I respond fully. Of course any further inputs are appreciated! ...
There is room outside but only the other side of the house to the garage. The CU is in the garage so it would require a long run of cable to connect ...
Thanks. The concept of daisy chaining the inverters is attractive in principle as there is no ambiguity what's happening! It also makes for a simple...
Thanks. The concept of daisy chaining the inverters is attractive in principle as there is no ambiguity what's happening!
I agree. I have been advising another user with a Hitachi heat pump and that does have the ability to program more complex wc curves. Given how the...
Latest Posts
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RE: Help me keep the faith with my air source heat pump installation
@simonf I’ll ask the installers to get them out. What k...
By AdamK , 3 hours ago
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RE: Recommended home battery inverters + regulatory matters - help requested
Thanks for all the help/comments. I completely agree w...
By JamesPa , 5 hours ago
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RE: ASHP Energy Consumption: Aira 12kW heat pump
I doubt that matters, ToU tariffs are for the benefit o...
By JamesPa , 10 hours ago
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RE: Free Ecoheat Heat Pump Install
@deltona Yes older houses are problematic like that, bu...
By bontwoody , 13 hours ago
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RE: Radiator sizing sanity check
As I mentioned early on the cost of supplying and fitti...
By JamesPa , 16 hours ago
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RE: Advice for a novice on Mitsubishi Ecodan 6kW
I hadn't spotted that there were two pumps in the UFH (...
By JamesPa , 17 hours ago
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RE: Setback savings - fact or fiction?
Never assume it makes an ass of u and me! You need the...
By JamesPa , 18 hours ago
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RE: New Mitsubishi Ecodan 11.2kW installation - L9 errors and maybe more
Before I answer your specific questions just one more t...
By JamesPa , 18 hours ago
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RE: Electricity price predictions
Great point, one of the key ones in my chat with Octopu...
By Batpred , 1 day ago
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RE: Running from backup generaor in powercut?
Definitely and professionals sometimes miss it. I had...
By Batpred , 1 day ago
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RE: New Fogstar 15.5kWh upright solution
Let me point out that there are many Chinese suppliers ...
By Transparent , 1 day ago
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RE: Weather compensation- why you should use it
@majordennisbloodnok — The Two Ronnies Mastermind sketc...
By cathodeRay , 1 day ago
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Just realised that this image of the cylinder cupboard ...
By Sheriff Fatman , 2 days ago
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RE: Rodents! A word of warning for heat pump owners
Two thoughts: 1: Let's ask @david-s if Primary Pro in...
By Transparent , 2 days ago
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RE: Solis S6-EH1P8K-L-PLUS – Why I Chose It and What I’ve Learned So Far
In the diagram below, I describe my understanding of th...
By Batpred , 2 days ago
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I need to have a look out for it. I know IBM feeds some...
By Batpred , 2 days ago
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RE: Daikin Atherma ASHP Cycling 6 Times an Hour?
Thanks for your reply. Yes that's a good idea to try a...
By John Marshall , 2 days ago
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RE: Hot water heating in parallel with space heating
An external heat exchanger would need a pump which woul...
By bontwoody , 2 days ago
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RE: Gen 6 Samsung ASHP losing 20C of DHW in 60 min directly after generation
@ecobaker Thanks for this. I've had it in both slots. ...
By andbeck , 2 days ago
