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Last seen: Aug 4, 2026
@jamespa Hi James, I missed one essential thing with all that, I should of added the way round this is to alway fit a sub board already stocked with a...
Very welcome 🙂
@adamk Hi Adam, Oh my, in defence of all good ASHP installers I wanted to just say there are some very good companies out there and it is sad to hea...
So the manual is correct and looks fine to me, to abbreviate the sequence and take out the things you don't need, you should do the following: Attac...
So this is essentially an AC split with a hydro box which then converts the refrigerant energy to a plate-heat exchanger but in the hydro box end (so ...
@davidalgarve Hi, I understood all of that, so these systems have a pump down (forced cooling mode) setting which allows for all of the LEV's to be in...
@trebor12345 So I think the 1st zigzag section shows some through coil sub-cooling before expansion and then the next section show the 1st stage distr...
@davidalgarve Hi David, anyone - refrigeration or AC holding an F-gas licence can pump down, rework your pipework, pressure test, evacuate and release...
@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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Degrees of Separation
Latest Posts
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RE: PV and battery long payback - sense check query
@davidb Why only 8 panels? With 6000kWh annual usage, i...
By Old_Scientist , 53 minutes ago
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RE: Can I start an argument about buffer tanks please? 🙂
Assume flow from the heat source is higher than flow to...
By bobflux , 8 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Thanks for that. BTW I'd be happy to test one for you...
By BlizzardGreen , 11 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Forum Handle: adrian Manufacturer: Appliandirect.co....
By Adrian , 12 hours ago
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RE: Acond heat pump failed after four years - diagnostic quote £940 plus VAT
@downfield Thank you Downfield. This sounds potenti...
By Mia , 24 hours ago
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RE: Digest of UK Energy Statistics
@jeff Yes my brother in Oz told me of that charge year...
By Jancold , 1 day ago
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RE: Love veg, hate watering cans
My dear daughter came for a bath and was given clear (I...
By Jancold , 1 day ago
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RE: Questions about A2A for heating as well as cooling
@ashp-bobba ah that's good to know, I'll get in contact...
By donciccio , 1 day ago
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RE: Aircon - in listed buildings
@etchedpixels thanks for giving such a full and helpful...
By GrahamF , 2 days ago
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RE: Who's your electricity provider and what's your tariff?
@old_scientist The service engineer powered down the ex...
By Papahuhu , 2 days ago
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RE: Issue with Samsung Cascade System
@jamespa It's a funny system, but was out only option l...
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Thanks, I like the chart, very helpful and this will de...
By baroquebank , 3 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
Production resumed to normal once the issue ...
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