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Last seen: Jul 6, 2026
The predicted values are based on assumptions and it is these assumptions that need testing IMHO. Your 9-10 April graph shows that prior to your se...
I'm not James but here's some thoughts... Have you tried to control for solar gain? And what about controlling for wind chill effects (speed an...
Thanks, if the water can drain out of the heat pump without any issues in sub-zero temperatures then that's one possible issue ruled out. But if th...
@trebor12345, a few questions if you don't mind... Does the water come from drain holes in the bottom of the heat pump or is there a pipe to carry ...
It is usual for the flow temp to start to drop as a heat pump approaches a defrost, here's a 7kW Vaillant like yours doing the same (if less pronounce...
@trebor12345 @jamespa If it helps any this documentsays the Hitachi RAS-3WHVRP1 can modulate down to 2.1kW at 7C OAT and 35C flow temp. So another ...
Hi David, If your Mitsi is still on weather compensation then the WT60 should act as an internal temperature limiter. The temperature it's set to i...
Hi David We have an FTC7 but the settings seem to be similar to an FTC6. Our room sensor settings are: Zone sensor selection sets zone 1 to RC1 ...
This might be useful for @bart From/p> "Warning: It is vital that the system does not cycle on and off repeatedly as this will lead to excessive w...
Hi @m1kegibson Maybe a long shot but is the controller in holiday mode? There would be a suitcase symbol towards to top left of the screen if it is...
@carpenterstation When changing settings in the service menu you often need to shutdown the system first, so if it's running it'll ask you if it's...
@carpenterstation If you don't want to use summer mode then you could slide the zone set temperature sliders to their minimums in MELCloud to turn o...
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RE: Home Alone with Home Assistant (previously A Beginner's Guide to ASHP Monitoring)
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RE: Say hello and introduce yourself
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