Last seen: Jan 29, 2025
Absolutely... Use the room stats as hi-limit stats only, set them a couple of degrees above what you find comfortable. Then adjust the weather compens...
Provided the system is plumbed as per 6.1.1 then it works as follows: When in DHW mode, the hot working fluid travels from the ASHP to 3 port valve ...
@marzipan71 Wow, that's quite the complex beast isn't it. Two F-Gas circuits, an r410a to r134a heat exchanger and another compressor inside the indoo...
Plumbing schematic for this system is figure 6.1.1 for anyone who's interested.
User manual for the 500Ltr solar thermal compatible TS is attached. Interesting bit of kit, not sure how well suited it is for a ASHP install because ...
I assume, from the picture, that the 500ltr TS has a coil for generating your DHW in it (with what appears to be 29 ltrs capacity)? If so, you're goin...
Absolutely you can run the mixed UFH circuit at a different (albeit always lower) temp than the unmixed circuit. The blending valve that you can see i...
For the benefit of the tape, the way your system is setup @marzipan71 is that you have a mixed (for ufh) and an unmixed pump group, connected to a hor...
I should have clarified, an ASHP install with a single emitter type (rads or ufh) would not require a separate weather comp’d mixer. With different ...
you wouldn’t need a weather compensated mixing valve in an ashp install as the ashp already has weather compensation. This is for the edge case wher...
I was under the impression that planning regulations prevented the addition of a2a units ok blocks of flats? To prevent the eyesore that is all too pr...
I imagine it will be something from Esbe, the valve being less important than the controller/actuator. Keen to know what parts to spec for the latter.
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Latest Posts
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
As I thought. So isn't the line "cold water from defros...
By ccap , 4 minutes ago
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RE: Grant Aerona fine tuning advice needed
Hi @stopbar, it's s difficult balance. Trial and error ...
By AllyFish , 5 minutes ago
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RE: DHW temp Samsung AE120RXYDEG 12kw ASHP with Gen 6 controller
@derekdeleon The legionella cycle is on a Tuesday and I...
By BAMi , 45 minutes ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
I fitted a Samsung 8kw myself on a new build with under...
By DerekDeLeon , 1 hour ago
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help with new bathroom and towel radiator
having a big renovation of the house so getting a heat ...
By AdamK , 1 hour ago
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@sandman1600 just looking at the plots here it looks to...
By JamesPa , 2 hours ago
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Was speaking to my builder this morning and he was sayi...
By AdamK , 4 hours ago
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RE: Who's your electricity provider and what's your tariff?
@adrian it does look like they’ve updated their outgoin...
By Arundalep , 17 hours ago
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RE: Heat Pump Sizing & Installation Costs
1970s 4-bed detached house approx 168 sq.m internal are...
By JohnR , 1 day ago
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RE: Is it KISS or constant – weather compensation vs. set flow temperature?
Away at present. Hence the delay. Will get back asap. ...
By cliffhanger , 1 day ago
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RE: Setback savings - fact or fiction?
The lower the DT the higher the flow rate. The lower ...
By BobTSkutter , 2 days ago
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RE: New kitchen with no walls – will fan coil units work?
Thanks. That explains the strangely-shaped 'feet' (loo...
By IanMK13 , 2 days ago
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RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
I’ve updated Bodge Buster for 2025 to empower homeowner...
By Mars , 2 days ago
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RE: Aira Heat Pump: Stylish Scandinavian Heating
Aira, the Swedish, end to end manufacturer, system desi...
By KevinPotts , 2 days ago
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Unfortunately for your argument the best performing Dai...
By RobS , 3 days ago
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RE: Grant ASHP not reaching target temperatures
@mikefl Thank you. I’m not sure how to do these checks ...
By Hillswick , 3 days ago
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RE: Transforming a Derbyshire Property into an Energy-Efficient Haven
@carpenterstation That's helpful, thank you. The de...
By Morgan , 3 days ago
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RE: What is the best strategy for operating a very oversized heat pump?
@jamespa Homely does address many of these issues, but ...
By Arundalep , 3 days ago
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RE: Replacing knackered oil boiler with ASHP - Perthshire
@abernyte thanks tbh I was more thinking about bolsteri...
By DowallyDrifter , 3 days ago
Latest Topics
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help with new bathroom and towel radiator
By AdamK 1 hour ago
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By AdamK 4 hours ago
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Grant Aerona fine tuning advice needed
By Stopbar 16 hours ago
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Adjusting 6kW Daikin's Weather Compensation Curve
By Ubert767 4 days ago
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Should I make my radiators smaller?
By Scalextrix 5 days ago
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Daikin Heat Pump Cycling Frequency?
By Ubert767 6 days ago