Last seen: Apr 29, 2025
@hughf I have bought a manual crimping tool with several Viega sets of copper 15,22 and 28 mm fittings. I have bought a spare Grundfos motor with...
@iancalderbank @derek-m Many thanks for your help over the last few weeks. Believe me , and this is not a cynical comment " I appreciate your pati...
@iancalderbank Hi Ian, Again many thanks. I will have to fix this myself , here is very complex block diagram of my Heat Pump. The System wa...
@derek-m @iancalderbank I am also having difficulty with my Heat Pump. My System was originally a "plumbed In " Heat Pump manufactured by Telford...
@derek-m Is my Heat Exchanger really a buffer tank? Hi Derek, My Heat Exchanger is a Heat Exchanger! I did not want , or order, a heat exchanger o...
@iancalderbank My Volumising tank was originally designed and selected by Samsung Dallium , Samsung's own service depot at Wigan . My "installe...
@derek-m @william1066 I now control of my Primary Water loop as a function of the room Temperature. Yet another Arduino, A new function "yetaardui...
@derek-m Hi Derek, No , I am still hyper-Cycling! YES, I am still loosing lots of energy across the Heat Exchanger , pipes et al.! After near...
@cathoderay My "installation" was fitted with a 50 l Volumising tank some six months after it was "installed". I was given at least four opinions...
@william1066 Grundfos PUMP PWM Frequency....I stand corrected William........The Frequency range of the PWM signal is indeed 100 Hz to 4Khz!I mist...
@william1066 Grundfos PUMP PWM Frequency.... I stand corrected William........ The Frequency range of the PWM signal is indeed 100 Hz to 4Khz! I...
@cathoderay I have used a cheap "Danfoss" Water Power meter on my Radiator circuit. My Radiator circuit is isolated from the Heat Pump water loop...
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Latest Posts
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RE: Solar to power Heat Pump for DHW
Wow, how big is your heat pump that it is pulling 6kW d...
By Old_Scientist , 37 minutes ago
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RE: Mitsubishi Ecodan Fails to Heat Water despite temperature drop
Hep. Max drop is 10C. Tried changing and it 5C made no ...
By m1kegibson , 1 hour ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@jamespa Hi, No major issues just learning to live...
By DowallyDrifter , 3 hours ago
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RE: Commencing on an ASHP Installation Process
Quick progress update. It looks like there are only 2 ...
By Sheriff Fatman , 7 hours ago
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There are DHW tanks with a built in heat pump that take...
By JamesPa , 17 hours ago
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RE: Vaillant AroTherm Plus 7kW
If the thermostat is connected to the call for heat ter...
By JamesPa , 1 day ago
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RE: Renewables & Heat Pumps in the News
Yes I realise I'm picking this up a week late...... but...
By Transparent , 2 days ago
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@editor Mars if you have any recommendations for down s...
By abam48 , 3 days 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 , 3 days 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 , 3 days 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 , 4 days ago
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@judith good to know… I’ll continue to feed Wattson, an...
By Mars , 5 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 , 5 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 , 6 days ago
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RE: MCS and NAPIT complaints process
@chrislay, is your heat pump complaint still unresolved...
By Mars , 6 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 , 6 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 , 7 days ago