Last seen: Jun 27, 2025
My system has been running 24/7 on weather compensation from last September until today when I fitted a thermostat. I did think about just changing ...
@editor I was at the Exeter tool fair/electricians show a couple of weeks ago and MCS had a fancy booth there. I was tempted to go and ask them what e...
If they don’t fix it, I’d just do it yourself - the Samsung is a piece of piss to install. Buffer tank in the bin, TRVs in the bin, Samsung cont...
Have you decided what you’re going to do about this install, who you’re going to complain to?
Room stat/call for heat wires are polarity insensitive, it’s just a switch.
A valve in the heat pump causes the direction of the refrigerant to change. The water circuit carries on pumping as usual.
I’m in the DIY camp, completed the install last September and it has been running 24/7 since then. Slightly different choice of install (15m up the ...
@david999 On the subject of isolation after the battery, class T fused disconnect (two pole) is what is be using…. Not at all expensive.
Samsungs are so easy to install, you could fix this yourself if you wanted…. How many pumps do you have? (It will either be one or two, it shouldn’t...
Sunsynk not the best in my experience. Poor software, lacking in features…. very poor overload capability.
@heacol easily resolved with a jumper wire on the end of the flow sensor cable 🤣 When I was commissioning my Sprsun I could not get the air ...
@ecobaker ah damn…. Swap that out for a UPM GEO then….
- 26 Forums
 - 2,265 Topics
 - 50.6 K Posts
 - 162 Online
 - 5,924 Members
 
Join Us!
Podcast Picks
Latest Posts
- 
                        
RE: Help me keep the faith with my air source heat pump installation
@jamespa I contacted the installer and asked them to ba...
By AdamK , 3 hours ago
 - 
                        
RE: UFH downstairs and radiators upstairs balancing question
@walnut-tree-cottage My bad, sorry I transpose while tr...
By ASHP-BOBBA , 5 hours ago
 - 
                        
RE: Who has a V2G EV installation
They certainly look stylish! But it seems that Ander...
By Batpred , 5 hours ago
 - 
                        
                                RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?
And if MCS don’t have one on record that’s an issue bec...
By Mars , 6 hours ago
 - 
                        
                                RE: My DIY Heat Pump installation
@polar-bear, I take my hat off to you. I wish I had the...
By Mars , 6 hours ago
 - 
                        
                                RE: Electricity price predictions
One persons view In sync with the Nesta figures s...
By Jeff , 8 hours ago
 - 
                        
                                RE: Oil Boiler & Heat Pump Hybrid System
So in that case they do have an incentive for you, as t...
By Transparent , 9 hours ago
 - 
                        
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 , 10 hours ago
 - 
                        
RE: One flow valve appears to be duff
You might want to consider the following common faults:...
By IaAck , 17 hours ago
 - 
                        
                                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 , 20 hours ago
 - 
                        
RE: New build installation query
@paullacey While the others wait for more info do you m...
By ASHP-BOBBA , 1 day ago
 - 
                        
                                RE: British Gas Heat Pump Installation Complaint
@bgno, the other consideration for legionella cycles ar...
By Mars , 1 day ago
 - 
                        
                                @old_scientist I dont monitor the tank temperature but ...
By bontwoody , 2 days ago
 - 
                        
                                RE: Say hello and introduce yourself
Hello @paultheheating - I'm a rural Moderator! What's...
By Transparent , 2 days ago
 - 
                        
RE: What valves to replace radbots?
Yes. Radbots just replace TRV heads. TRV heads push t...
By JamesPa , 2 days ago
 - 
                        
RE: When will fusion be producing energy?
I am thinking of the case where AI was able to distingu...
By Batpred , 2 days ago
 - 
                        
RE: My experience with 3 heat pump surveys: Heat Geek, British Gas & Octopus
Very definitely. I think the market has changed a bit...
By JamesPa , 3 days ago
 - 
                        
                                RE: Buying large amp bidirectional RCD and RCBO
The following diagram is taken from the Meter Operator'...
By Transparent , 3 days ago
 


