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Last seen: Sep 19, 2024
The fact that the system may be designed to operate with a maximum Leaving Water Temperature (LWT) of 50C does not mean that it has to be operated at ...
@jamespa I feel certain that Donald Trump will claim that he will produce the greatest, most 'beautiful' climate change of any President, past, pres...
@editor In the first instance the system with a buffer tank would require two water pumps rather than just one, so is very likely to use more electr...
It very much depends on what is meant by poorly installed and correctly installed. If you mean buffer tank or no buffer tank or PHE or no PHE, then of...
@judith One of the main determining factors in heat pump efficiency is the ratio between the heating capacity of the heat emitters in relation to th...
@jamespa James I thought that you would have realised by now that heat pumps are much too complex for us common folk to understand. Shame on you. ...
If the cost to repair the system was £4500, then it was not just a matter of changing a few radiators. Your example is therefore not what is being dis...
@iantelescope It would have probably been more useful to show the inlet and outlet temperatures on the primary side of the PHE along with the inlet ...
@rhh2348 It may be useful to consider the tasks being performed by a heat pump compressor and how these can be affected by variations in speed and l...
@iantelescope Since you seem reluctant to make physical changes to the wiring of your system you could try operating in the following manner. Set ...
For correct operation of your system it is necessary for the primary and secondary water pumps to operate at the same time. Without knowing exactly ho...
When he said 'can be controlled by Kraken', I suggest that you confirm that this is an option and not compulsory.
Latest Posts
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RE: Anyone concerned about GivEnergy?
Yes and no. Native controllers generally do a good jo...
By Majordennisbloodnok , 2 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
@temperature_gradient I've had air-to-air for just over...
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RE: Home automation and the cloud; is there a better way?
+1 It's not just cloud though. Many devices have repla...
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RE: End-of-Life Heat Pumps: How Do You Dispose of an ASHP in the UK?
We've started to document everything, and part 2 of the...
By Mars , 12 hours ago
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RE: Summer usage. Why is my Vaillant Aerotherm using so much energy on "heating"?
So the red bars are 'DHW' and the yellow bars 'heating'...
By JamesPa , 14 hours ago
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Its good kit the Midea and significantly cheaper, you w...
By ASHP-BOBBA , 17 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Have you tried cutting the grid feed to see what actual...
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Contractors pack for inta antifreeze valves are around ...
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RE: Renewables & Heat Pumps in the News
Critics and naysayers will be negative whatever the gov...
By JamesPa , 17 hours ago
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RE: Microbore heat pump installs
In principle you are almost certainly right, but in pra...
By JamesPa , 1 day ago
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RE: Electricity price predictions
@old_scientist We are a low mileage home, so bulk of ou...
By ChandyKris , 1 day ago
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There are just too many unknowns for me to comment on p...
By Transparent , 1 day ago
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RE: What is the main ‘dictator’ of Agile’s unit price?
@toodles I keep an eye on wholesale prices and energy m...
By ChandyKris , 1 day ago
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RE: Brand and installer questions for ASHP
Strange, perhaps it doesnt use modbus which the third p...
By JamesPa , 1 day ago
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RE: Upgrading my system, how far do I go?
For comparison, my PW3 with 11.04kW inverter, will char...
By Old_Scientist , 1 day ago
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RE: Changes to Tesla Powerwall Charging Regime?
Elon gate - legendary! I take my hat off to you @toodle...
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RE: Mitsubishi Ecodan not good enough ?
Thanks @goody, appreciate the feedback and sorry you ha...
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RE: Minimum and Zero Disrupt Heat Pump Installations
True (first sentence) Thats the reason to consider th...
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RE: High air source heat pump running costs – Vaillant AroTherm Plus
Quite right. I was using a rough guesstimate of doublin...
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RE: My Grant R290 9kW Heat Pump Installation
Again, really don't know how accurate this is! &nb...
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RE: MCS Quality Audit – Has Anyone Had One? Did It Lead to Remediation?
@toodles The whole scheme is a shocking waste of money....
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RE: DIY or Don’t Touch? Solarman Smart Meter Install
Yes, and these guys would probably be my preferred inst...
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RE: Hot water tank lose heat rapidly on random days
@jamespa Hopefully their reasons are well intended! ...
By Bash , 3 days ago
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RE: Ecoflow UK Support & Info Thread
As mentioned above, we’ve got our full review of the Ec...
By Mars , 4 days ago
