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: Nov 23, 2025
@derek-m sorry- probably wrong terminology! In the Perspex scale. If it’s off the red ‘toggle’ is at the top on ‘0’ and when on it adjusts. I’ve attac...
@derek-m thank you for this. Probably a silly question but when the system is not asking for heat all the valve pressures are on 0… It’s when they are...
@derek-m thank you so much. The heating engineer is coming tomorrow so I am hoping he will agree to turn off the pump. can you advise where I open and...
@derek-m yes- the pumps switch on and off. I felt each pipe getting warm, I think they all felt a similar temperature… We do find that downstairs heat...
@h2009 sounds similar for sure- and equally costing a small fortune. I’m hoping to get the pump disconnected this week to see if that helps. Keep me p...
@derek-m I’ve done the advised checks and all seems to be working as expected. Photo of the downstairs set up on previous post but here’s upstairs, ...
@derek-m thank you- I will do this test tomorrow and feedback. I think there is a similar set up upstairs in our wardrobe but will need to clear it ou...
@derek-m here’s my results! all stats turned down to 16 on ‘weather temp set’ screen (photo as previous)- zone 1 H-mode High Temp-ON zone ...
@derek-m thank you. I’ll do the suggested over the weekend and get back to you, thanks again, katie
@derek-m thank you! I’ll have a good look at the manual, this is really useful! before I change anything with the heating I just wanted to clarify. ...
@derek-m thank you. Do you mean the pipe the is in the center top of the tank? I have added a photo. I have switched the green pump to 1 and will lo...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: How much of your renewable and home setup would still work if the internet went down?
Agree but remember to retain your isp router as they wi...
By JamesPa , 39 minutes ago
-
RE: The Changing Jet Stream Could Challenge UK Air Source Heat Pumps
@susannasaunders Reluctantly I think i agree with @r...
By JamesPa , 45 minutes ago
-
RE: Why don't people choose heat pumps?
It's swings and roundabouts - during off-peak periods t...
By Temperature_Gradient , 2 hours ago
-
RE: Adding data centre electricity costs to domestic energy bills?
never ceases to amaze me.. Keeping steel works going ...
By Batpred , 9 hours ago
-
RE: Electricity price predictions
great session Reminds me why some politicians can be ha...
By Batpred , 9 hours ago
-
RE: Boiler Upgrade Scheme funding reduced by circa £750 million in 2026 budget
Absolutely agree. The massive Hager CU my vaillant requ...
By Batpred , 9 hours ago
-
RE: Octopussy cosy 6 experience
People who have a Cosy appear generally to be happy wit...
By JamesPa , 13 hours ago
-
I thought the cr*p came first and the biofuel came afte...
By Majordennisbloodnok , 17 hours ago
-
RE: Aerotherm and weather compensation
@jamespa I replied yesterday with detailed readings whi...
By DavidB , 2 days ago
-
RE: Marvel Heating liquidation
@editor This is an important point. each winter, you...
By davidnolan22 , 3 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
Very nice. we’ve been super soggy here, but rather m...
By Papahuhu , 4 days ago
-
RE: DIY powerflushing tutorial
Interesting! I toyed with the idea too. But I installed...
By bobflux , 4 days ago
-
RE: 15kw pump for 225m2 1990's house - over kill?
@seaviews Agree with the others on sequence: loft first...
By mk1234 , 4 days ago
-
RE: Vaillant ecoTEC Plus - Flow Temp and Set Up
Heating been on for 4 weeks now, continuous. It's 6C o...
By trebor12345 , 5 days ago
SPONSORS
