Last seen: Aug 10, 2025
@adamk Ah ok you can place the same RCD and breaker in an IP65 box
@adamk You need this or at least this if you have enough ways:
@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...
Latest Posts
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RE: Octopus Cosy & Octopus EV + bidirectional smart tariff, together. What, eh?
@old_scientist me too. Just installed my new heat pump ...
By Eliuccio , 16 hours ago
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RE: Is your heat pump insured?
Yup just spoke to Privilege to inform them of my impend...
By Scalextrix , 17 hours ago
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Well by my reckoning based on the Flexible Octopus unit...
By Majordennisbloodnok , 17 hours ago
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RE: Who's your electricity provider and what's your tariff?
@old_scientist I have had the first PW for some 2 years...
By Toodles , 17 hours ago
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RE: Forum updates, announcements & issues
Just to keep everyone in the loop, as the site continue...
By Mars , 1 day ago
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RE: Fast DHW setting on Midea (Clivet) heat pump
@simon-w, is this something you could potentially assis...
By Mars , 2 days ago
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RE: Share Your Experiences with Heat Pump Manufacturer Support
Fwiw I called my installer out for the first time a few...
By JamesPa , 2 days ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
@sandy, I'll send Vaillant an email tomorrow and see if...
By Mars , 2 days ago
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RE: Long term efficiency degradation
@jamespa yes as I thought thanks. We have a reaso...
By Scalextrix , 2 days ago
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RE: Who has a V2G EV installation
I agree, but a word of caution. V2X is also sometimes u...
By Majordennisbloodnok , 3 days ago
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RE: Sunamp Thermino Heat Battery
@jamespa A few days after the installation had been com...
By Toodles , 3 days ago
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RE: Planning Permission May 2025
Fair enough. I have read the legislation and MCS020a ...
By JamesPa , 5 days ago
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RE: How do I choose a single room MVHR to prevent losing heat in my bathroom ?
An update on the Heatsava. It is the most difficult thi...
By heat-pump-newbie , 5 days ago
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RE: ASHP heat output monitoring
@carlo - not much better, is it. It looks more like a u...
By cathodeRay , 6 days ago
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RE: Renewables & Heat Pumps in the News
this document extensively describes (in a non-blame, ne...
By Judith , 6 days ago
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RE: Ecodan - Legionella Operation Time and Target Temperature
Once the white plastic cap is removed, my immersion loo...
By Old_Scientist , 7 days ago
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RE: Replacing Refrigerant on Mitsubishi Heat Pump
@dgclimatecontrol I don't know, but they were not happy...
By DavidAlgarve , 7 days ago
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RE: Why do we need pressurised systems?
A good question @toodles. My old open thermal store and...
By AllyFish , 1 week ago
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RE: 300 Liter Tank - Do I have to heat it all?
Cross references for @martingale Background discussi...
By Transparent , 1 week ago
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@ecobaker May I ask a question of you please. I too hav...
By Papahuhu , 1 week ago
