Last seen: May 27, 2025
@bontwoody and @william1066 No problem if you are happy with an SCOP of 3 instead of 5 or 6.
@bontwoody I agree, but the fundamentals of design and sizing for best performance requires experience and knowledge. A DIY installation, may work bet...
@crimson You do not stand a chance of getting any reasonable performance with your current system design, regardless of heat pump installed. You have ...
@alan22 PM me and I will see what I can do, a lot of information needs to be gathered for a satisfactory outcome, it is not as simple as just throwing...
@crimson The fault is at Grants and MCS's door, the installer was, I presume, trained by them, I think you have every right to legally demand that you...
@windyinsancreed At least 1.2 to 1.5 meters and straight pipes at least 1meter apart, the deeper they are, the less effect the weather has and the bet...
@crimson Hi, Been dragged in by @editor 😀 I have not had time to read the whole thread, but, from what I can see, it is a typical Grant d...
No unit should be using it's immersion element at this ambient temperature. It is only permitted to come on after the design duty point, which should ...
@marzipan71 You may befit from replacing the valve, it will depend on the current flow rate and system design. If you have a buffer tank, it will prob...
The ground loop pump must run when the heating is on, it may be a connection problem or the board has failed. You can as a temporary measure try conne...
It is quite possible to install a high temperature heat pump, and you can run it at high temperatures if you want to double your heating bill. However...
Latest Posts
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RE: Commencing on an ASHP Installation Process
A system like that seems susceptible to significant amo...
By Majordennisbloodnok , 60 minutes ago
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RE: Mitsubishi cycling while on chilled water output
@jamespa you are so much faster than me, happy to see g...
By ASHP-BOBBA , 11 hours ago
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@jamespa Thanks for the advice - very helpful. I had al...
By abam48 , 22 hours ago
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RE: Weather compensated secondary circuits with Biomass
Hi @andycoo we do an LK 110 standalone weather compensa...
By Sune , 22 hours ago
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RE: Adding battery storage to SolarEdge PV system
@chandykris No need to apologise at all! I forgot to ad...
By Toodles , 2 days ago
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RE: Say hello and introduce yourself
Yes please do Suggesting a loss in the region...
By JamesPa , 2 days ago
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RE: Surface mount or bury primaries for heat pump installation?
Can we have some links to those you're considering plea...
By Transparent , 2 days ago
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As I have reported elsewhere we turned on the cooling o...
By downfield , 3 days ago
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@hughf, I think we’ll organise an RHH session at Instal...
By Mars , 3 days ago
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@el3b Hi, sorry to hear that, it is advisable to instal...
By ASHP-BOBBA , 3 days ago
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RE: Difficult positioning of air source heat pump
@rikiarn Out of intrigue, the thread reads as though Ai...
By Sheriff Fatman , 4 days ago
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RE: Mitsubishi Ecodan Fails to Heat Water despite temperature drop
@m1kegibson If you are able to access the service me...
By HarriUp , 4 days ago
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RE: When will heat pumps and install prices come down?
... which of course is impossible because the world mov...
By JamesPa , 4 days ago
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RE: Battery storage to run Heat Pump.
I would be surprised if the battery chemistry is going ...
By Transparent , 5 days ago
