Last seen: May 2, 2025
Hi, I've got an ecodan. The whole electrics and DIP switches are pretty complicated for a homeowner. Are you able to speak to the people that installe...
They are putting in a new low loss header and a zone valve controlled but the FTC that will close the secondary flows during defrost
Yeah, it’s all very complicated. My installer has put over 1000 Ecodans, so I’m leaving it to them. Both they and the mitshi engineer said my secondar...
Did you self install it?? Why not get installer involved
@gary i'm not sure what it will do, but Mitshubishi engineer said the 11.2 ecodan needs to have the secondary flows closed during defrost. I was / ...
@harriup Hi, just picking this up again. My installer has been out and the flows are going through the UFH slab and rad circuit on defrost when they...
@tallmarc it's exactly the same with the mitsubishi ecodan. i actually got their engineer out who just stated the figures in the brochure were lab and...
thanks for that reply I've had the pump speed on max and it's seems a bit worse, can't be sure yet, as the compressor ramps up even harder and defro...
@gary yeah, mine is just a pipe with no volume with the system pipes coming off it, but its not part of the pre plumbed cylinder
@jamespa all good questions..... Look like I have a weekend sat in the loft again. the wife will be chuffed. Anyhow, installer coming left week....
i'd need to check. i'm not sure when the temp sensors are for the display i see in mel cloud. i assume they are the ASHP side of the header. the temp...
@jamespa no buffer, no volumiser, piped 35mm Low loss header with one feed off to 2 UFH manifolds, and 1 rad run. Total system volume I have worke...
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