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: Dec 29, 2025
UPDATE: Thanks everyone who commened with suggestions here - all really appreciated. For those interested, the issue was with the immersion thermostat...
@majordennisbloodnok ah! Yes, I did see this video. As per my reply to @rhh2348, we don't have that controller unfortunately. We have an older one, wh...
@rhh2348 thanks for the reply. I think the process you describe is for newer units (we have an old FTC2 controller, see picture), which doesn't presen...
@allyfish thank for taking the time to reply, and I agree with all of the points you make. If it were easy to disable the legionella cycle altogether ...
@benson Thanks for the reply. Ecodan has a pre-programmed legionella protection cycle where it takes takes the hot water temperature up to 60+ degrees...
@old_scientist hiya mate, did you ever get to the bottom of why your immersion would cut out just before 60? I'm having the same issue with my Ecodan,...
@trbob hiya mate - did you ever get to the bottom of why it was maxing out at 59.5 and failing to hit 60? Was it a problem with the thermostat/immersi...
Did you ever get an answer to this? I'm experiencing the same thing!
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Octopus Cosy Heat Pump Owners & Discussion Thread
@jamespa haha very true, although the engineer yesterda...
By swwils , 5 minutes ago
-
RE: Vaillant Arotherm Pro vs new Plus
One of the test modes in the installer menu forces it t...
By JamesPa , 13 hours ago
-
RE: Mitsubishi Ecodan FTC6 settings
I think @majordennisbloodnok has put together an excell...
By F1p , 14 hours ago
-
RE: Electricity price predictions
@toodles Didn’t happen with me on IOF once, and I was o...
By Papahuhu , 16 hours ago
-
RE: What a difference a few degrees make.
Wow. Having accepted the challenge, I ran the cold tap ...
By Old_Scientist , 16 hours ago
-
RE: HeatPump maintenance in Swindon area?
@vince31 have you tried using our finder:/p>
By Mars , 16 hours ago
-
Looking for beta testers for a new homeowner heat pump tool
Over the past few months I've been building a brand new...
By Mars , 17 hours ago
-
-
RE: Indevolt Batteries UK Support & Info Thread
It depends on how you configure it via the app. The ma...
By JamesPa , 18 hours ago
-
RE: Renewables & Heat Pumps in the News
Be interesting if this results in any wider changes to ...
By Jeff , 1 day ago
-
Heat Pump Fundamentals For Homeowners
Months in the making. Finally live. I've built an onlin...
By Mars , 2 days ago
-
If Reform were to win, I suspect that many of the AR7/8...
By Old_Scientist , 2 days ago
SPONSORS
