Search with Wattson
Activity
 
Notifications
Clear all

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!

rhh2348
@rhh2348
Member
Estimable Member
Joined: Feb 2, 2024
Last seen: Jan 18, 2026
Topics: 9 / Replies: 93
Reply
RE: Ecodan - is there actually such a thing as a 'minimum' flow temp to avoid cycling, and why if so?

At the time of the example I gave, it seemed to be <= 3C, yes - however I think that Mitsubishi's algo varies this depending on other readings; flo...

1 year ago
Reply
RE: Ecodan - is there actually such a thing as a 'minimum' flow temp to avoid cycling, and why if so?

Is that the basis for all cycling - for example, if dT between LWT and RWT is too high, it means the house can't/doesn't need to absorb more - or are ...

1 year ago
Reply
RE: How Do Compressors and Frequency Affect Heat Pump Efficiency?

I found this post of mine recently and was to report back by @heacol on findings since the post. However, my system has been significantly improved s...

1 year ago
Reply
RE: Ecodan consuming 100kwh per day in new build!!!

Gonna challenge a few things here... I'm not sure those correlate. The system can be set to use 'flow temp' mode (Mitsubishi speak for fixed fl...

1 year ago
Reply
RE: Ecodan 2 zone setup issues

Not my area of expertise so won't comment on that. I assume 'the ecodan board' is the 'FTC' (flow temperature controller) - you can see the FTC6...

1 year ago
Reply
RE: Ecodan 2 zone setup issues

If you're technically-minded you can probably figure it out, though it may take a while to sink in. If you've adjusted the dipswitches already, you'v...

1 year ago
Reply
RE: Ecodan ASHP - How to optimise my set up?

@sliderule - see my related earlier post, atbr />

1 year ago
Reply
RE: Flow rate vs emitter 'openness', and CoP?

In another post, @jamespa wrote: Yes! Well, I guess slightly-more nuianced - see below. The lower flow temp constraint (in bold) is useful t...

1 year ago
Reply
RE: Underfloor heating: Diagrams with COP 'per water flow'

I was in two minds whether to comment here or start a new post - I decided the latter as this was specifically about reference material for CoP vs flo...

1 year ago
Page 2 / 9
Share:

Join Us!

Latest Posts

Members Online

Click to access the login or register cheese
x  Powerful Protection for WordPress, from Shield Security PRO
This Site Is Protected By
Shield Security PRO