Last seen: Dec 21, 2023
@mikefl (Belated) thanks for this - i went off down the rabbit hole of exploring your links, then the weather turned mild and anyway and i haven't got...
@mikefl your data collection is rather better than mine 🙂 . I ought look into systems for reading data - are you reading it from the aerona somehow? ...
@mikefl I'll be interested in that thread too. As an experiment i monitored the HP running the UFH this pm - and i was hoping to see when it would t...
@mikefl Well, looking at your chart and comparing with my own observations it does look as if it's performing better at -7 than at -3:- at -7 lwt ...
@mikefl @aceshighThanks, more data always helps. I still don't know what it uses to trigger a defrost, but i do think that there's a minimum run time...
@mikefl i think the frost protection is a completely independent thing, and there are settings to tweak for that. I've got that enabled as my installe...
@allyfish have you tried a chofu using the chofu controller? Does it work better than grants setup? I'd be interested to know how you (or anyone who'...
Looks like that's what they've done: the wires that would normally go from the top right of the ep001 to demand heat / demand hw have presumably been ...
Thanks, I've made a note of your 42min interval as i have a suspicion there's a minimum defrost interval but haven't worked out what it is. The oth...
I think my installers were in the right ball-park when they designed the system, although i may decide that a smaller hp might have been ok, i won't k...
Hi, sorry i don't want to hijack the thread, but i was wanting to ask the experienced Grant aerona 3 owners about the defrost cycle on the grant, and ...
Ditto what mike has said: there would normally be a separate timer (programmer ) to set the on off times for heating and dhw, and a room thermostat (o...
Latest Posts
-
RE: Replacing Refrigerant on Mitsubishi Heat Pump
@dgclimatecontrol I don't know, but they were not happy...
By DavidAlgarve , 14 minutes ago
-
RE: Ecodan - Legionella Operation Time and Target Temperature
An immersion heater should have two thermostatic switch...
By Transparent , 38 minutes ago
-
RE: Octopus Cosy & Octopus EV + bidirectional smart tariff, together. What, eh?
The current FAQ says it's not compatible with existing ...
By Old_Scientist , 51 minutes ago
-
RE: Why do we need pressurised systems?
A good question @toodles. My old open thermal store and...
By AllyFish , 3 hours ago
-
RE: 300 Liter Tank - Do I have to heat it all?
Cross references for @martingale Background discussi...
By Transparent , 17 hours ago
-
RE: ASHP heat output monitoring
Thanks. It may be just Vaillant, not Grant, I just had ...
By cathodeRay , 17 hours ago
-
RE: Share Your Experiences with Heat Pump Manufacturer Support
@terry1812 Oh Good! Pleased to help if I can! Regards, ...
By Toodles , 1 day ago
-
It's unclear to me how the Smart Control project work b...
By Transparent , 1 day ago
-
RE: Have Consumers Been Lied to About the Efficiency of Heat Pumps Made in China?
@pavel, this isn't about discrediting Chinese products....
By Mars , 1 day ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
We had an excellent four months (11/3 to 15/7) generati...
By JulianC , 4 days ago
-
RE: Is this just haze or something more?
I think the present somewhat cooler hazy days show the ...
By Judith , 4 days ago
-
RE: My misgivings about installing ASHP and solar panels via the ECO4 scheme...
All noted and accepted and as I say I am sorry that you...
By JamesPa , 4 days ago
-
I think it is very much me that is sitting outside the ...
By Grantmethestrength , 4 days ago
-
RE: Who's your electricity provider and what's your tariff?
Aggregators have been recognised for many years, and it...
By Transparent , 5 days ago
-
RE: Help me keep the faith with my air source heat pump installation
Great news I edited my previous post (probably af...
By JamesPa , 5 days ago
-
RE: Double or Triple Glazed Windows?
@toodles Glad to hear things are progressing well for y...
By TRBob , 5 days ago
-
How to waste energy (and time) playing with AI.
A friend of mine who subscribes to an AI service was ex...
By Toodles , 6 days ago
-
RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
@topher you’re more than welcome to, yes. I’ll send you...
By Mars , 7 days ago
