Joining the Renewable Heating Hub forums is completely free and only takes a minute. By registering you’ll be able to ask questions, join discussions, follow topics you’re interested in, bookmark useful threads and receive notifications when someone replies. Non-registered members also do not have access to our AI features. When choosing your username, please note that it cannot be changed later, so we recommend avoiding brand or product names. Before registering, please take a moment to read the Forum Rules & Terms of Use so we can keep the community helpful, respectful and informative for everyone. Thanks for joining!
Last seen: Aug 13, 2025
You will always get some draw from the grid but it should be only for a few seconds as the system reacts to the new load. It should be barely noticea...
@andy_e Yes you are correct, the battery can't see the heat pump load, is the heat pump on a separate circut? The issue here is that you are now payi...
@andy_e are you saying the battery isn't discharging when the heat pump is on, if so if you look at grid consumption on the tesla app you should see i...
Have you been outside and you can actually see the fan running on the heatpump? You said you have checked zone 2 was this a typo as it’s zone 1 yo...
@carpenterstation In the screenshot of the main controller the hot water temp is the 35C reading as you thought. You have the clock symbol by the t...
@carpenterstation happy to try and help but can you post screen shots of what you have set in the timer menus. Assume you realised there are 2 season...
@carpenterstation Here is a video that shows how to program the timer. If you restrict it only to times when you want it to heat then it won't do any...
Are you using the scheduler for hot water or is it on constant, if its the latter as soon as the tank drops by a few degrees which will happen when so...
@davidnolan22 would be good to get some detail from your installer on how closing the secondary circuits is achieved I look forward to your update
Great sounds like you have it functioning correctly.
AA uses your weather compensation curve as a starting point some info here.
If its a std mitusbishi preplumbed cylinder then it doesn't usually have a buffer they do have what Mitsubishi call a Low Loss Header but it has minim...
- 27 Forums
- 2,758 Topics
- 64.9 K Posts
- 1,423 Online
- 7,162 Members
Join Us!
Installer Finder
Degrees of Separation
Latest Posts
-
RE: Where heat loss surveys seem to go against practical reality
I am amazed that there is not something out there to me...
By JamesPa , 3 hours ago
-
RE: Next steps on my ASHP journey: Radiators and Pipework
@bobflux The hydraulic simulator is very interesting...
By Rob of York , 9 hours ago
-
RE: 7kW EV Charger Options Advice
Thanks. Yes, we have patchy 4G. The only option we had ...
By Rusty , 14 hours ago
-
-
RE: Being screwed over by Volkswagen Audi Group
Thanks, @batpred. That integration is the one I have in...
By Majordennisbloodnok , 1 day ago
-
RE: How Accurate Is My DIY Heat Loss Calculation?
@batpred I suspect it will be more this year. I had 9 ...
By AndrewJ , 1 day ago
-
RE: Surface mount or bury primaries for heat pump installation?
@jamespa It's rusting 🙂
By tomasmcguinness , 1 day ago
-
RE: Glass lined Cylinder for private water supply
Thank you, once again, for your replies. Yes...
By ian33a , 1 day ago
-
It’s been out a few days and Amazon has already attache...
By Mars , 1 day ago
-
RE: Missing flow temperature in Heat Geek proposal
Yes, and this is another point I agree. We did find a f...
By Batpred , 2 days ago
-
RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
A very good point. In effect, the DHW pipework is an em...
By cathodeRay , 2 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
@tim441 Here are those same three month periods for 202...
By Toodles , 4 days ago
-
RE: Adding additional Solar Panels to a DC coupled battery system
@transparent thank you for your reply above. As alway...
By Old_Scientist , 5 days ago
-
RE: Adventures in heat loss calculations
@rob-of-york — thanks for posting this, all very useful...
By cathodeRay , 6 days ago



