Last seen: Jun 18, 2025
A big 'hmmm' from me. 😉 The elephant in the sitting room is not the efficiency and rated performance of heat pumps when tested to BS EN 14511 or BS...
Just be mindful of installation restrictions on newer A3 class R290 refrigerant (Propane) ASHP monobloc units. There are rules to follow concerning lo...
Good update 🙂 Cosy 6 aka 'The Maddy D's Bin' has a inclined fan outlet, but the fan outlet is not a freezing risk anyway, that risk is only from cond...
South facing rooms with large windows can experience high solar gain. Is this the case? Solar gain is one factor that external weather compensated con...
Hi @rikiarn, welcome here! Difficult one. A picture says 1000 words. There's some things jump out: The proximity of the neighbouring property. Posit...
Around 5.5degK at design output. Narrows to about 2.4degK on WC low load. Constant flow system so variable deltaT.
Damage is cosmetic is appears, but the result of poor handling, so there could be inner damage unseen. Send it back. I've noticed an increasing trend ...
The wife (ouch...)
@editor I see. I knew there would be sound reasons. My ASHP is barely big enough, and I've seen aveage room temperatures drop a couple of degrees over...
Thanks @Mars. A 'boiler' you say, this is blasphemy!
Hi @editor, has the valve failed or the motorised actuator?
Hi @crimson, I think field 2 is compressor discharge temperature, field 0 is return water temp, 9 is leaving water temp. Check the Grant installation ...
Latest Posts
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RE: Mitsubishi cycling while on chilled water output
I think that explains it. Unless you can somehow incre...
By JamesPa , 13 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 , 16 hours ago
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RE: Say hello and introduce yourself
Yes please do Suggesting a loss in the region...
By JamesPa , 17 hours 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 , 17 hours ago
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RE: Weather compensated secondary circuits with Biomass
If anyone’s going to know the answer to this it’s @sune...
By Mars , 1 day ago
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RE: Commencing on an ASHP Installation Process
That outside pipework would concern me. Surely rigid se...
By benson , 2 days ago
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As I have reported elsewhere we turned on the cooling o...
By downfield , 2 days ago
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@el3b Hi, sorry to hear that, it is advisable to instal...
By ASHP-BOBBA , 2 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 , 3 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 , 3 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 , 3 days ago
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My advice is reject unless they will delete the buffer ...
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 , 4 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@dowallydrifter OK. I would recommend you read t...
By JamesPa , 5 days ago
