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Last seen: Aug 24, 2026
I put the above question to Mitsu UK at the sme time as I did so on the forum, but I didn't expect a reply, because a number of previous messages have...
@majordennisbloodnok Thank you. I will now stick to scheduling on the Ecodan. I still feel that it is strange that any such settings are not transmitt...
@morgan They have been paired once but it was thought best to disconnect the receiver and get back to how it was on Weather Compensation, after a diff...
Well it has now become obvious that the installation of the Wireless Controller is a complete washout. Almost certainly, Melcloud is still seeing th...
@morgan I am finding it hard to accept that the display should read "Idle" when either the heating or DHW is "OFF", because I am reasonably sure that ...
It would seem that I have a problem (at least one!) in that both my heating and DHW are showing "Idle" when they are effectively timed off and the sho...
@morgan Yes, "Prohibit" was the word for when switched/ timed off. So, apparently, my Melcloud is currently wrong for heating and possibly for DHW,...
@dgclimatecontrol I don't know, but they were not happy to proceed without knowing rather more about the settings required in the EHSC Hydrobox. I b...
@dgclimatecontrol It needs recovering because, as I explained at the beginning of the thread, the pipework installed by the original contractor was pr...
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Degrees of Separation
Latest Posts
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RE: How Accurate Is My DIY Heat Loss Calculation?
@editor Thanks Mars, I have been enjoying playing with ...
By kilgorexv , 5 hours ago
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New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
I am feeling baffled and worried:We are having a an Aro...
By GutoFfowc , 8 hours ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
@rob-of-york Thank you, I’m thinking along these same l...
By Toodles , 11 hours ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 11 hours ago
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RE: Questions about A2A for heating as well as cooling
@donciccio I would suggest that you take a "fabric-fi...
By Rob of York , 11 hours ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 1 day ago
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RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 2 days ago
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RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 2 days ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Swings and Roundabouts, you win some…. ...
By Toodles , 2 days ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 3 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 3 days ago
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RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 3 days ago
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RE: The good, the bad and the not that great – my heat pump installation
@burtis, I’ve followed this thread pretty much from the...
By Mars , 6 days ago
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