Last seen: Aug 28, 2025
@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...
Latest Posts
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RE: Midea ASHP – how to set weather compensation
@transparent Wow! Great information. Sounds like it was...
By pash44pump , 30 minutes ago
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RE: Electricity price predictions
@lucia we shall see! I'm looking forward to dunkelfl...
By Tim441 , 37 minutes ago
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RE: Ecodan & MelCloud scheduling
When I interviewed Mitsubishi Electric at Installer ear...
By Mars , 1 hour ago
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I’m really pleased to see that we’re starting to have a...
By Mars , 2 hours ago
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RE: Rodents! A word of warning for heat pump owners
@lucia One look at that protection and the rodents will...
By Toodles , 2 hours ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
@transparent The only reason my DNO knows of these is b...
By Lucia , 6 hours ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
🙁🙁🙁🙁🙁
By Lucia , 6 hours ago
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What is the Heat Geek Guarantee?
We regularly hear from homeowners who are researching i...
By Mars , 1 day ago
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RE: Help me keep the faith with my air source heat pump installation
@adamk, interesting point. I’ve not focused much on Hea...
By Mars , 8 hours ago
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RE: is a home battery without an EV worth it?
@jamespa having just had a heat pump installed I do won...
By AdamK , 17 hours ago
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Intelligent Octopus Flux (IOF) Review
I promised @toodles that I would provide an update and ...
By Old_Scientist , 20 hours ago
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RE: Octopus tariffs - a quick comparison
Interesting comparison! Another good angle is the dif...
By HCas , 23 hours ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@julianc Our solar PV has produced more this August tha...
By Toodles , 1 day ago
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RE: Who's your electricity provider and what's your tariff?
I am pleased to see the change. We definitely need t...
By Jeff , 2 days ago
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RE: How Do I Know When the Hot Water Has Run Out?
@transparent that is a very interesting suggestion, tha...
By GrahamF , 3 days ago
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RE: The good, the bad and the not that great – my heat pump installation
Sorry to resurrect this thread, but it is sort of relev...
By cathodeRay , 3 days ago
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RE: Getting the best out of a heat pump - is Homely a possible answer?
I missed your 22nd June post on this. I am sure it can ...
By cathodeRay , 3 days ago
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Now posting on the right topic.... With general build...
By benson , 3 days ago
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RE: How to waste energy (and time) playing with AI.
I’m sure like many software toys that it is addictive! ...
By Judith , 3 days ago
