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 19, 2026
Oh dear! There are a lot of imponderables there! If OE can read your consumption - what are OVO playing at??? Perhaps an Ecodan user can assist with t...
@clockworks Meanwhile … you may be able to exercise that sticking thermostat pin. Place a coin on the top of the pin and press down - release - press ...
@ianmk13 It wouldn’t be fair to start another thread on the theme of actual solar production as such so, with apologies, I’ll append my mini-rant / be...
@alfapat Yes, bind all four probes in a bunch, perhaps with a rubber band around them all so they are in close contact to ensure they are all seeing t...
@alfapat It looks to me as though there is either a lot of mixing of flow and return going on in the LLH or the sensors are all over the place. Have y...
@alfapat Sorry, I am a little confused as to which is what here. Might you possibly express the temperatures as flow from HP, flow out of LLH, return ...
@jamespa You wouldm’t be suggesting that we are just a tad obsessive would you?😉 Toodles.
@alfapat LLH (Low Loss Header) or you may have a similar device (a buffer tank) basically has the same ports and is in line with the flow from your he...
@alfapat Not at all dumb, much better to ask before jumping to conclusions. The primary pump will be the one in or attached directly to the output of ...
@alfapat My only experience is with Homely. Regards, Toodles.
@jamespa Sounds to me as though the secondary pump may be running too fast and causing mixing in the LLH. You might care to try lowering the speed of ...
@alfapat Your aim (when the system is running and has settled down after a few minutes) should be to match the temperature feeding out of the LLH to t...
- 27 Forums
- 2,746 Topics
- 64.6 K Posts
- 1,612 Online
- 7,153 Members
Join Us!
Installer Finder
Degrees of Separation
Latest Posts
-
RE: Do I add Air Con or MVHR to existing A2W ASHP?
Cloudy one done, might get the sunny one tomorrow or de...
By Watcher , 10 hours ago
-
RE: The good, the bad and the not that great – my heat pump installation
@burtis, I’ve followed this thread pretty much from the...
By Mars , 1 day ago
-
RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
First time poster here but I can share my experience as...
By SCH , 1 day ago
-
At the risk of going on: A slight side issue for a foru...
By Bart , 2 days ago
-
RE: Is it the house or the equipment?
...which, I've found out, is pretty much impossible to ...
By Majordennisbloodnok , 2 days ago
-
RE: Mitsubishi Ecodan FTC6 settings
The Mitsi remote thermostat should not be plugged into ...
By F1p , 2 days ago
-
RE: PV and battery long payback - sense check query
@jamespa I was just commenting on the speed, not sug...
By Batpred , 3 days ago
-
Readers here please note that Derril Water and many oth...
By Transparent , 3 days ago
-
RE: Advice on Vaillant Sensocomfort
Oops, I meant Sensocomfort (the UI to the controls)
By Batpred , 3 days ago
-
RE: Heat Pump Training vs. Real-World Installation
Our instal was very much the opposite. White haired blo...
By Batpred , 3 days ago
-
RE: Flushing system, cleaning and inhibitor
While skim reading a manual for our Vaillant HW tank, I...
By Batpred , 3 days ago
-
RE: 'Chinese Diesel Heater' to heat the home .....
Old thread but I'm new to the forum so new to me. How...
By BlizzardGreen , 3 days ago



