Last seen: Sep 19, 2024
To be able to help resolve your problem could you please provide as much information about your system. ASHP make and model. How the heat pump con...
@cornwallsean For maximum efficiency and lowest energy consumption the Leaving Water Temperature (LWT) should be kept as low as possible. To achieve...
@kev-m You are probably correct. Another explanation could be that because the controller has been in DHW mode for a period of time, it may not ha...
I installed our own A2A ASHP and I would deem the outside unit to be quieter the indoor fan coil unit.
My understanding is that an MCS accredited installer is required for A2W to be able to claim the BUS grant. I believe that you can install a mono syst...
When the LWT increased after the DHW cycle, was this due to the fact that the LWT was higher to produce the hot water, so when the changeover occurred...
@jamespa Just out of interest, what are the rules relating to Air Conditioning units?
Check your water pump speed. Your installer would not appear to be the most knowledgeable about heat pumps, or he would have advised you that heat p...
@sunandair I would say that the 11:00 and 15:00 charts are at a flow rate of 14 lpm, since a higher flow rate would normally reduce the DT. Of cours...
@newhouse87 Your efforts to conserve energy are to be commended. At the moment you are using a method I suggested quite some time ago, and use mys...
I think that most people would agree that cycling and setback are indeed different. When cycling, if the OAT reduces, the degree of cycling reduces or...
How high does the IAT go during the heating period? It would appear that you have a well insulated home, that probably has a large thermal mass, so ...
Latest Posts
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RE: Heat Pump Damage on install - useable or dealbreaker?
They have already been dishonest by not telling you abo...
By GrahamF , 9 hours ago
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Testing new controls/monitoring for Midea Clone ASHP
Hi all, I thought it might be of interest to others i...
By benson , 9 hours ago
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RE: Electricity price predictions
@diverted-energy sounds like good tariff for you. Octop...
By JulianC , 11 hours ago
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RE: Who’s Caved and Switched the Heating On Already?
In the last week, the external temperature in south Man...
By GrahamF , 13 hours ago
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Ok. Two schools of thought. The first is to run the ...
By JamesPa , 13 hours ago
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@drei Willing as I am to help, I don't think I'm yet ...
By JamesPa , 14 hours ago
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
I hear you on the locality issue @transparent, and I ag...
By Scalextrix , 16 hours ago
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Selling 5 year old ASHP & Gas Combi Boiler - £590
Selling a 5-year-old Daikin Altherma Hybrid Air Source ...
By Paul G , 17 hours ago
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RE: Midea ASHP – how to set weather compensation
@pash44pump Referring to the problem of rooms with diff...
By Tasos , 18 hours ago
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RE: Help me keep the faith with my air source heat pump installation
Er true, it should have read l/hr!
By JamesPa , 19 hours ago
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@damon thanks. I will do as you suggest. Hopefully I wi...
By bontwoody , 2 days ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Much of that is true in principle, but its not likely t...
By JamesPa , 2 days ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@dgclimatecontrol I attach the responses from 2 potenti...
By pash44pump , 3 days ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 3 days ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
I realise im overdue an update on my situation. first...
By Cleardene-ashp , 4 days ago
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RE: Replacing Worcester oil boiler with an ASHP
@toodles thanks. I was told by the engineer that this h...
By JulianC , 4 days ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
A week later, I'm finally picking up this comment... ...
By Transparent , 4 days ago
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RE: COP is not the only measure of efficiency
We keep all our TRVs fully open using the whole house a...
By Old_Scientist , 4 days ago
