Last seen: Nov 4, 2025
@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...
Latest Posts
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RE: UFH downstairs and radiators upstairs balancing question
@davidnolan22 Hi, ok first of all it very hard to truly...
By ASHP-BOBBA , 7 minutes ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
Installers coming tomorrow. One has messaged messaging ...
By Crimson , 18 minutes ago
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RE: Midea ASHP – how to set weather compensation
@pash44pump I found the midea smart home app really unr...
By benson , 21 minutes ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
11.2kW Ecodan Manufacturer: Misubishi Model: PUZ-WM...
By DRB01 , 29 minutes ago
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RE: Electricity price predictions
Do you have evidence that our level of bureaucracy/inco...
By JamesPa , 2 hours ago
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RE: Homely asking about Solar Panels.
@majordennisbloodnok I will report back with any develo...
By Toodles , 3 hours ago
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RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?
Are you able to post a photo of that 180-litre cylinder...
By Transparent , 7 hours ago
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Agreed. It doesn't take all that much maintenance to ke...
By Majordennisbloodnok , 9 hours ago
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RE: Oil Boiler & Heat Pump Hybrid System
OK. Got it. As a fellow rural West Country resident, ...
By Transparent , 11 hours ago
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RE: My DIY Heat Pump installation
@pollar-bear Top job, I installed my own too and even t...
By bontwoody , 11 hours ago
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RE: Help me keep the faith with my air source heat pump installation
There are two definitions of sufficient volume. The fi...
By JamesPa , 12 hours ago
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RE: Who has a V2G EV installation
Not sure how you got that information, @batpred. As of ...
By Majordennisbloodnok , 12 hours ago
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RE: Flexi-Orb Heat Pump Scheme: A Game-Changer for the UK's Heat Pump Industry
Ok so that seems to be the key point namely only mcs ca...
By JamesPa , 1 day ago
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RE: One flow valve appears to be duff
You might want to consider the following common faults:...
By IaAck , 1 day ago
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RE: When to use Octopus Intelligent Go tariff with my heat pump and battery
We are on the Intelligent Octopus Go tariff. We instal...
By GrahamF , 2 days ago
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RE: New build installation query
@paullacey While the others wait for more info do you m...
By ASHP-BOBBA , 2 days ago
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RE: British Gas Heat Pump Installation Complaint
@bgno, the other consideration for legionella cycles ar...
By Mars , 2 days ago
