Last seen: Mar 14, 2025
Hi @richw, there should be manual bleed valves on your piping or Low Loss Header/Volumiser if fitted. (Items 10 and 11 on diagram) If you don't have a...
You get what you pay for. You can do it on the cheap, and for a DIY project why not? It's a bit of fun and you can get some bargains. It it is for a b...
Hi @Geo3geo, I tried to reply the other day but the forum was playing up. Storage temperature of 1degC is way below that which comfort cooling split a...
Here's the Grant website details for their smart controller. Product is supposed to be available to the trade from Feb 2024 so I've heard. No gra...
Grant has started the LinkedIn teasers for the launch of their Smart Controller in the New Year. I'm not getting much info out of them directly at the...
@ggw my money would be on the Homely control for offering more efficiency optimisation. The ability to harvest data from weather forecasts, flexible t...
Hi @dodgyknee, I hope to have more info soon. I have some basic info direct from Grant, but under condition it is embargoed until product launch. (Ear...
Hold fire until Feb if you can Jo as you'll get much lower VAT on batteries added to solar PV systems from then. Before then you'll have to pay full 2...
@mikefl - hello! I believe Homely's Grant/Chofu controller will have a true set-back function where the weather compensation curve LWT can be offset b...
This is familiar. All utility company customer service call centre flow charts relating to smart meters were a Friday afternoon job. All end with 'cha...
It's a two wire low voltage DC device powered from the ASHP. Grant tend to hide them away with the tank and use the primary side piping route to run t...
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Heat Pump Dramas?
Thinking about installing a heat pump but unsure where to start? Already have one but it’s not performing as expected? Or are you locked in a frustrating dispute with an installer or manufacturer? We’re here to help.
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Latest Posts
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@njt I paid my installer £330 for about 90 minutes work...
By downfield , 2 minutes ago
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Grant Aerona fine tuning advice needed
Looking to fine tune my settings. Currently running ab...
By Stopbar , 12 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 , 13 hours ago
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RE: DHW temp Samsung AE120RXYDEG 12kw ASHP with Gen 6 controller
I agree, it doesn't look like that was the culprit, but...
By Old_Scientist , 15 hours ago
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If you think your heat loss is between 4.5 and 8.5, the...
By JamesPa , 16 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 , 21 hours 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 , 2 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: Volumisers in Heat Pump Systems: Does Placement Matter?
There is absolutely nothing wrong with buffer tanks in ...
By JamesPa , 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
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RE: Battery storage to run Heat Pump.
@jeff The government are quite happy for the network ...
By Lucia , 4 days ago
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RE: Adjusting 6kW Daikin's Weather Compensation Curve
@jamespa I'm grateful for your advice.
By Ubert767 , 4 days ago
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RE: Say hello and introduce yourself
@carrownisky where are you based? Would you like me con...
By Mars , 4 days ago
Latest Topics
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Grant Aerona fine tuning advice needed
By Stopbar 12 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
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Battery storage to run Heat Pump.
By Broadsman 6 days ago