Last seen: Apr 4, 2025
@ashp-bobba thanks ! Ok so it's likely the expansion vessel. It's been replaced twice already. Last time about 2yrs ago. Will get in touch with a loca...
@gary yep that's it
Installer, long gone 6yrs ago. No support at all. Inherited system with new build purchase. Made improvements over the years with local companies (Inc...
@davidnolan22 That's exactly what mine does only with radiators and not underfloor. I measured it recently during defrost cycles, every radiator i...
@gary no set backs. Yes see others in various forums have similar experiences. Which while "common" can't be desired or by design, whole point of a he...
@cold123456 appreciated this thread dates from a while ago now but did you ever get this resolved ?, we have very similar symptoms with our Ecodan 8.5...
Latest Posts
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RE: New Mitsubishi Ecodan 11.2kW installation - L9 errors and maybe more
OK thats great, so basically the mixing valve is disabl...
By JamesPa , 6 minutes ago
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RE: Running from backup generaor in powercut?
Our DNO has updated our restore time to 21:00, after th...
By Mars , 6 minutes ago
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RE: ASHP Energy Consumption: Aira 12kW heat pump
This would help, electric showers are very power hungry...
By Grantmethestrength , 28 minutes ago
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RE: Recommended home battery inverters + regulatory matters - help requested
My most recent certificate says my supply is TN-S, eart...
By JamesPa , 41 minutes ago
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RE: Fan is clipping ice build up from the front of unit.
Not sure if this helps, but the probes look like this. ...
By Mars , 57 minutes ago
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RE: Help me keep the faith with my air source heat pump installation
@adamk I'm observing my own system at low temperatures ...
By dr_dongle , 4 hours ago
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RE: Free Ecoheat Heat Pump Install
@deltona Yes older houses are problematic like that, bu...
By bontwoody , 24 hours ago
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RE: Radiator sizing sanity check
As I mentioned early on the cost of supplying and fitti...
By JamesPa , 1 day 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 , 1 day 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 , 1 day ago
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RE: Electricity price predictions
Great point, one of the key ones in my chat with Octopu...
By Batpred , 2 days ago
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RE: New Fogstar 15.5kWh upright solution
Let me point out that there are many Chinese suppliers ...
By Transparent , 2 days ago
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RE: Weather compensation- why you should use it
@majordennisbloodnok — The Two Ronnies Mastermind sketc...
By cathodeRay , 2 days 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
