
Last seen: Sep 14, 2025
@derek-m has a reputation on this forum for tracking down manuals 😎 As for commissioning, are we correct in assuming that the ASHP external heat-pu...
Apologies... I too should always add the relevant photos! These are showing two different layout solutions for the same situation. Both use copper...
There are number of points to made here.I'm explaining in greater detail than you might need because others will come across this later. The two...
@longbyre Was this equipment bought from ESP with any form of government/MCS grant involved? This is important because the grant assistance isn'...
Any chunk of copper bar would achieve that specification! 😉 I usually look out for grade C101, which is 99.9% pure and used commercially for its h...
@misterb if your chosen electrician has fitted the equipment with approval from your DNO, then you should have received a copy of the letter which gav...
I think that's the correct conclusion. An MCB/MCCB is designed to trip at currents which are around 2x its rating. To provide protection for a sho...
As @chickenbig has replied in text, may I also do the same, but in graphics... Here is the twisted-pair configuration we're discussing, which is the...
OK, will do.I already have the right contacts in local government to make that approach to the area fire authority. On this evening's BBC TV news I ...
I'm disappointed if that's the case. The fitting of red/yellow rotary switches has been a requirement for houses with renewable generation/storage f...
Rotary switches, and their use by the Fire Brigade Well that's no good in a house that not only has storage batteries, but also a battery control...
Erm... that CT clamp is an input to the MP 3000-SE (Sofar's battery storage controller) rather than the pre-existing PV inverter.According to the manu...
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Hi all, we've now had the heat pump moved to its final ...
By smit360 , 11 minutes 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 , 24 minutes 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 , 1 hour ago
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RE: Midea ASHP – how to set weather compensation
@pash44pump Referring to the problem of rooms with diff...
By Tasos , 2 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 , 3 hours ago
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RE: Big Changes Coming to Our Heat Pump System
@old_scientist, our system was royally bodged six years...
By Mars , 3 hours ago
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@jamespa thanks, I appreciate the offer. For n...
By DREI , 17 hours ago
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RE: Who’s Caved and Switched the Heating On Already?
I have 3 women in the house, 2 little ones, so my heati...
By DREI , 22 hours ago
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@damon thanks. I will do as you suggest. Hopefully I wi...
By bontwoody , 23 hours 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 , 2 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 , 3 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 , 3 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 , 3 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 , 3 days ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
I am pleased to say at 4pm today we have added another ...
By ASHP-BOBBA , 4 days ago
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RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
By Lucia , 4 days ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 5 days ago