Last seen: Dec 6, 2024
glad you recognise the rot starts with the manufacturers…installers can be crap for a reason..
In viessmann the curve is a user parameter..vaillant almost the only thing between you making changes and getting a desired out come is the instruct...
It’s the company or perso who specify that should be fine tuning the controller. Ideally that’s the installer too Installing and commissioning is no...
@mjr indeed. heating a room is a zero sum game..but that’s well down a steep learning curve for many. the main thing is to always use compensat...
they do, or at least they can do. i install multi sensor systems on gas boilers and they are both good and reliable. one client added 120m2 of f...
i’m a heating engineer and 12yrs ago I installed vaillant weather compensation on a vaillant boiler. the boiler misbehaved and Vaillant were called ou...
a few things about solar gain.. it’s not really a heating systems performance issue… more building fabric issue MVHR would move the localised gain...
@kev-m Raising a heat curve will always use more energy. But if you turn off with on off controls you will need more energy at the start if a p...
@derek-m “It is virtually impossible to carry out accurate back to back tests on a home heating system, because no two days are exactly the same.“ ...
assuming you have to heated time windows 5-9& 5-11, then the temperature to play with is set back. the aim is to match heat generated to hea...
@peterr Mitsubishi almost certainly have mixing valves and controllers for second and third circuits. Ideally each circuit would have a mixing valve t...
@saz speak to the manufacturer of your heat pump. (let us know your experience)
Latest Posts
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@editor Mars if you have any recommendations for down s...
By abam48 , 11 hours ago
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RE: Surface mount or bury primaries for heat pump installation?
@tomasmcguinness HI, The rules is a best practise, the ...
By ASHP-BOBBA , 14 hours ago
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RE: Vaillant AroTherm Plus 7kW
@scalextrix if your under unit heater is like our Myson...
By Judith , 16 hours ago
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RE: Getting the best out of a heat pump - is Homely a possible answer?
@cathoderay how did you get a script to run for that- d...
By benson , 17 hours ago
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RE: Renewable Heating Hub Homeowners' Q&A Podcast
@ashp-bobba thank you, and equally so, thank you for ta...
By Mars , 2 days ago
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@judith good to know… I’ll continue to feed Wattson, an...
By Mars , 3 days ago
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RE: My misgivings about installing ASHP and solar panels via the ECO4 scheme...
@editor great article re accreditation. I note ISO/IEC ...
By Bart , 3 days ago
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RE: Renewables & Heat Pumps in the News
Here’s a little more technical detail/p>
By Judith , 4 days ago
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RE: Who's your electricity provider and what's your tariff?
I don't (yet), but my PW3 is due to be installed shortl...
By Old_Scientist , 4 days ago
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RE: MCS and NAPIT complaints process
@chrislay, is your heat pump complaint still unresolved...
By Mars , 4 days ago
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RE: ASHP Install from hell - help please
@saf1973 I’ve been going through old cases on the forum...
By Mars , 4 days ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
@aaron There's the rub, the database does not list my ...
By AF1 , 5 days ago
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RE: Commencing on an ASHP Installation Process
Yes, it's "doable" if everything goes to plan, they arr...
By Old_Scientist , 6 days ago
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RE: How not to install a heat pump
You are right. Thinking on this has evolved over the p...
By JamesPa , 7 days ago
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RE: DHW SET UP with Samsung gen 5
Thats good news indeed, you are very likely almost ther...
By JamesPa , 7 days ago
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RE: Plate heat exchanger considerations
As far as I can tell my vented system would have a peak...
By Scalextrix , 7 days ago
