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Last seen: Aug 17, 2026
OK Its a complex system (5 pumps!), how is it controlled: eg weather compensation only without room influence, zone valves?, TRVs?, external thermo...
Im really sorry to hear that the installer didnt sort the problems. Ecodans are renowned as good pieces of kit, so there must be something specific ...
@stopbar thanks for your contribution and I am pleased you are now sorted. When I read it I immediately thought - this is so typical. Installers le...
If water is flowing through the radiators quickly then DT will be small for any given heat transferred to the room, and vice versa. The heat transf...
I think thats expected with the way this particular model works, see page 49 of the manual. Adjusting the room temperature 'set point' shifts the WC ...
@jaynieq Thanks for the feedback, its always good to hear what happens as it helps us do better next time. You may find you need to fine-tune the we...
I would agree with your conclusion on the last point. When you say 'target temp', thats set on the fujitsu controller in the plant room? Hopeful...
... Our posts crossed. The 'physics' problem for any invention (although per the above Im not sure its needed) is the desire for 20l/min showers...
Not really that much wasted. In winter, assuming your DHW tank is within the heated envelope of the house, it offsets the space heating, so no actu...
The second one avoids the possibility that all the hot water collects at the top and is bypassed by the returning flow. Not a lot really, but perhap...
I think the physics is your enemy here. Water has an enormous heat capacity compared to more or less anything else. So it needs a lot of energy to he...
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