Last seen: Sep 9, 2025
@trebor12345 I must admit I noticed that about Hitachi more than any other brand, don't think of an evaporator as one pipe in and one pipe out, they w...
I wonder if it has some kind of pressure transducer to control the refrigerant pressures or is cooling the electronic components, it has been know som...
@rossowheels if you isolate the water supply in it will stop the flow to the hot water on all circuits, any circuits lower than the tank will need dra...
Just an example how far our Rae will go to service and diagnose all for less than £180 on a heat pump. Reported, serviced, diagnosed and super happy...
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
@damonc If the heat pump controller is in a suitable ar...
By HCas , 49 minutes ago
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RE: Who’s Caved and Switched the Heating On Already?
Yes, there is definitely scope for heat pump c...
By jamespetts , 1 hour ago
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RE: Midea ASHP – how to set weather compensation
The midea has a number of pre programmed WC curves (wit...
By benson , 2 hours ago
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RE: COP is not the only measure of efficiency
If that's the case then you are right to be sceptical, ...
By JamesPa , 4 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 , 6 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@ashp-bobba Well done for stepping in where most would ...
By JamesPa , 7 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 , 17 hours 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 , 17 hours ago
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RE: Buffers, hot water and cooling
I agree it seems like a lot of work particularly as its...
By JamesPa , 18 hours 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 , 22 hours 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 , 23 hours 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 , 1 day 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 , 2 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 , 2 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