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Last seen: Mar 23, 2026
@cmartinbwmba - this might be useful background knowledge. I had a software/firmware upgrade last week. This caused two issues. Firstly it erased all ...
Sorry no. There’s a reference at 5.8.9 in the manual to auto mode set under commissioning but as it’s part of the ‘Serviceman’ I haven’t bothered with...
As someone running the same unit (but in the south Midlands) and with a Halo Lite my average weekly electricity bill this month is £63 and falling as ...
Great. It’s not bad is it, though I agree it may represent a deal with the devil over data (but then most of us use Google). If you want it on other d...
Sorry forgot about the three choices. It’s the 2nd one you need. Start with the WLAN settings on the control box and set it running as per my guide, s...
You don’t need a Halo, it’s entirely independent of it. Works over the house WiFi and remotely. Download the app and follow the instruction...
There is a third party app called iLetComfort available on the App Store which shows some basic data, CoP, flow temp etc etc. You can mak...
@jamespa I wasn’t offended at all. You are very knowledgeable and I’ve used your advice a number of times to get my system where it is (often when rea...
@jamespa your opinions are always welcome and informed. In my case empiricism has shown I can achieve 20% savings over my previous utility costs and b...
just looked at the HP290 manual. Weather compensation- the manual states “do not change this setting from standard for optimum appliance operation....
And here is an Ideal HP290 14Kw user. Mine was installed in May 2025 so this is my 1st winter. I have a 180m2, 4 bedroom house of hybrid construction ...
I chose Tesco in the end. Unambiguously cover HP, PV and batteries. Which recommend their level of cover as well.
Latest Posts
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RE: Daikin Altherma 3 with Fan Coils in Puglia (Italy)… Sanity Check on System Operation
Hi Mars,Thank you so much for your response,I really ap...
By Simon_JM , 3 hours ago
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RE: ASHP Capacity loss with aging
This is a good question. The short answer IMO is yes, c...
By Mars , 9 hours ago
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RE: Loud noises in the night - and one for the toolbox?
Brilliant bit of lateral thinking, and a useful one to ...
By Mars , 11 hours ago
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RE: Setback savings - fact or fiction?
Yes, also the higher OAT end is possibly a smidge high ...
By RobS , 11 hours ago
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RE: UK warm homes plan - how can it be delivered?
@bobflux My view is that regulation for consumer pro...
By Batpred , 14 hours ago
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Hi Mars, I've sent you a request to connect me with a...
By sttpd1917 , 15 hours ago
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RE: Sizing an ASHP; Heat loss and kW
Annual consumption is almost certainly better than an E...
By JamesPa , 19 hours ago
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Grant Aerona R290 (15.5kW) - How is DHW Target Temp calculated?
Hello all, We have just had a Grant Aerona R290 insta...
By TaffontheTaff , 20 hours ago
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RE: Advice on Vaillant Sensocomfort
The latest Vaillant announcement I saw said that they w...
By JamesPa , 1 day ago
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RE: Debugging my legionella immersion heater
I notice this (66 is rather hot) with my legionella cyc...
By JamesPa , 2 days ago
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RE: DIY Heat Pump Installations: Navigating Legal and Regulatory Hurdles
@transparent I thought you would spot that wind turbine...
By Batpred , 2 days ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
@swwils there is no logic to oversizing a heat pump. It...
By AgentGeorge , 2 days ago
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RE: Vaillant Sensocomfort Time
Thank youy for the pointer. I think I have managed to ...
By ispookie666 , 3 days ago
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RE: Forum updates, announcements & issues
I have been doing a lot of work on the site lately and ...
By Mars , 3 days ago
