
Last seen: Sep 9, 2025
@newhouse87 As I don't yet have a heat-pump, I'm unable to comment on the sound. But I could comment on the inappropriate approach to wiring the act...
It's usually the case that the USB adaptor end 'offers' the 120R impedance by default. You therefore need to place that matching resistor at the oth...
You'll only need one 120R resistor @cathoderay - at the far end of the RS485 line. 🤔 I've been assembling a range of Modbus devices over the past ...
@newhouse87 - clarifications..... ... take care when reading the questions here because we don't want to make incorrect assumptions. 1:@derek-...
@alan-m - if you like the sound of what @cathoderay is saying, you might want to get an energy meter installed to monitor the electricity supply to th...
It is unfortunately the case that the sort of issues we're discussing here are all too common @newhouse87 Within in the general population there's t...
Yup!That room jolly well should be 'quite warm' with zero insulation on the pipes 😲 For a heat-pump, the temperature differentials are very much sm...
The Technical Guidance documents of the Building Regulations for Ireland aren't much different to the Approved Documents, as they're called in UK.What...
On a separate matter, thanks for posting the above photo. Would you like us to write anything about the levels of pipe insulation which are present ...
As such your installation doesn't comply with Part-L, sect 7 of the Building Regulations The installer has to file notifications with your Local P...
That's a reasonable default setting for the max voltage.Do you know if the BMS assesses it by measuring the volts across the main power connections to...
That looks good @batalto I'm going to expand on the above photo for the sake of others who will read this topic in future. Here's the curve of vol...
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RE: Midea ASHP – how to set weather compensation
I think it is a bug in the code, it comes on even when ...
By cathodeRay , 5 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@ashp-bobba wish you lived closer to Wiltshire! My inst...
By pash44pump , 5 hours ago
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RE: COP is not the only measure of efficiency
@jamespetts Interesting post, thanks. Here are my thou...
By GrahamF , 5 hours ago
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RE: Who’s Caved and Switched the Heating On Already?
@editor So… who’s given in and turned the heating on al...
By Lucia , 6 hours ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
I am pleased to say at 4pm today we have added another ...
By ASHP-BOBBA , 7 hours ago
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RE: Buffers, hot water and cooling
@jamespa Your reasonably close! Especially with warmer ...
By dgclimatecontrol , 8 hours ago
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RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
By Lucia , 15 hours ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 1 day ago
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 1 day ago
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RE: Anyone still weathering it out with Agile?
@toodles I guess it all comes down to import averages. ...
By Tim441 , 1 day ago
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RE: 300 Liter Tank - Do I have to heat it all?
The size of DHW tank affects the anti-legionella cycle....
By Transparent , 1 day ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 1 day ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 1 day ago
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RE: Solar Power Output – Let’s Compare Generation Figures
My system installed in July 2024 has produced 6.4mWh in...
By jamespetts , 2 days ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
@judith thanks for your suggestions. Starting from col...
By GrahamF , 2 days ago
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RE: Inventor (Midea) Heat Pump short cycling advice
I switched to "fan coil mode" to be able to set water t...
By immunity , 3 days ago
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RE: DESNZ doing a survey which asks the right questions!
Without a survey their only source of data is probably ...
By JamesPa , 3 days ago
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RE: Can you help with our research: solar panels, EV chargers, home batteries, heat pumps?
Just done your survey!
By Judith , 3 days ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
@cleardene-ashp just thinking about your issues here. Y...
By Judith , 3 days ago