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Last seen: Apr 14, 2025
At work we have a big freezer with a number of cooling units for redundancy, that turn on and off again once or twice an hour. By my calculations if ...
I might have missed this earlier in the topic, but what temperature is the controller reading inside the cupboard with everything else? Is it despera...
You have had good advice so far, but I am just wondering what your thermostat is? What unit is telling the heat pump the desired temperature or when ...
I remember when ours were installed 18 months ago the limit was 5kW total of panels, but the discussion was never clear if that was total installed on...
It sounds not much different in area from ours, I can't remember how big it is, but we have a 12kW pump because we are in Scotland and it can reach -1...
I think we are currently operating a weird mix of 2 and 3, but such are the parameters of the system, permitting it to turn on once an hour is actuall...
That does sound like a very high heat loss but then your house is bigger than our one, which is 2 storey 4 bedroom, maybe half the floor area. We hav...
It sounds like you are getting to grips with it well. I just want to check, are the pressure gauges in the system showing a sensible sort of pressure...
Also from what I have read it isn't impossible for a meter to be wrong but in your case for it to be wrong and the house not heating up is all too muc...
Well if you brought it brand new just now then you surely have a case to go back to them and threaten legal action, but 3 and a bit years latejudging ...
I see the checklist mentions Polypipe Smart Stat, which is apparently one of these: do you have it somewhere?
Thanks for the photos that is useful. A 2 degree drop between out and inflow, that's I think fairly normal, but where is the heat going? You will lo...
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Degrees of Separation
Latest Posts
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I think the mystery is in the first question; the senso...
By GutoFfowc , 42 minutes ago
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RE: Siting of the external sensor on a heatpump
My Octopus electrician (part of the installer team) not...
By Jancold , 2 hours ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
In fairness all heating has cost a lot to run in recent...
By JamesPa , 2 hours ago
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RE: Is it the house or the equipment?
@springswood We have two Daikin single split A2A syst...
By Rob of York , 3 hours ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
You should (almost) always reject having a buffer, by w...
By JamesPa , 1 day ago
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RE: Navigating the World of Refrigerants In Heat Pumps: A Guide for Homeowners
Indeed we are invvestigating AC at present and are havi...
By Toodles , 1 day ago
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No, but the heat pump must be capable of delivering a S...
By JamesPa , 1 day ago
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RE: Daikin ESPAltherma and Home Assistant installation
It's laziness lol The PV system is very chatty, meter...
By bobflux , 2 days ago
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RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
R (The R Project for Statistical Computing, I use it wi...
By cathodeRay , 2 days ago
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RE: Vaillant Arotherm Plus 7KW need a service on it
booked it with Vaillant. will use them until i can find...
By AdamK , 2 days ago
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RE: Adventures in heat loss calculations
I have seen it stated that the declared calorific value...
By JamesPa , 2 days ago
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RE: Two heating zones to one zone
@transparent Many thanks. The garage is fairly well ...
By Profzarkov , 3 days ago
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RE: Vaillant Aurotherm - Heater Wire Position
Ah, good point. I need to check if this was installed i...
By Batpred , 3 days ago
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@batpred thanks for getting a copy. Appreciate the supp...
By Mars , 4 days ago



