Last seen: Oct 17, 2025
@grahamf happy to help, ive had 4 heat pumps here to test. Currently im running an old Samsung unit, fully open loop, 1 pump, my own automated weath...
@crimson it all depends, on how many rads/ufh are fully open (no actuators or TRVs, a volumiser won't hurt the system (i have 420l worth), that i can ...
@crimson is it this heat pump
My circulation pump cycles, when the compressor is off, heating is still active on the controller (but all is up to temp), its testing the water (lite...
Should have all you radiators and control the load with the heat pump controller, already sound like you're microzoing to try and co...
@crimson if its the Aerona 3, check that you have the latest software, GRANT should be able to help you with this, i know they had a few updates with...
@crimson have changed the pump speed on the Aerona itself, think default is speed 3, you want to try and get both pumps running the same speed(flow ra...
@jamespetts I now work for a company who design and supply PVT systems. I have East facing flat panels and get free hot water for around 2-3 month...
Have installed many Solar Thermal assisted heat pumps in my time, both ASHP and GSHP. I have a client who runs his whole hot water and heating requi...
Old Samsung R410a unit 9kw, modbused controlled, let Havenwise have a play now and again.
@david999 absolutely no need the 100watt is the limit of what that relay can handle.
@mike-h totally agree.
Latest Posts
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RE: How to increase DHW water temperature on Samsung Gen 6 Control Panel
Im just in the process of connecting up my mixergy cyli...
By bontwoody , 2 hours ago
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RE: How good is the app support for your heat pump?
I'm using smarthings for our Samsung 16kw, and it reall...
By DowallyDrifter , 3 hours ago
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RE: Struggling to get above 3.3 on heating
You should be getting better than that at this time of ...
By JamesPa , 4 hours ago
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Unless anyone can tell me differently, there appears to...
By DowallyDrifter , 4 hours ago
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RE: Should Our Water Circulation Pump Be Configured to Run All The Time?
I run my Vaillant on either expanded mode (either end o...
By JamesPa , 7 hours ago
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RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power
@adam Hi just jumped on this thread as I too have 2 10k...
By bretix , 16 hours ago
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RE: Help me keep the faith with my air source heat pump installation
on a facebook thread someone has comented to the effect...
By AdamK , 16 hours ago
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The timing of training and inference are very applicati...
By wully , 17 hours ago
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RE: Samsung Heat Pump – Can't Activate TW2 Pipe Sensor (for Delta T Control)
Wanted to add an update. As I am running HomeAssistan...
By bubuontheweb , 18 hours ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
You are correct you dont need the second pump if there ...
By JamesPa , 18 hours ago
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RE: New Fogstar 15.5kWh upright solution
From my experience with inverters from different Far Ea...
By Transparent , 19 hours ago
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@bontwoody Thank goodness you are ‘back on-line’ so to ...
By Toodles , 20 hours ago
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RE: Automation options to maximuse efficiency & ToU tariffs
@majordennisbloodnok Seems reasonable. It would be m...
By Batpred , 20 hours ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
@hcas OK Thanks. Will do.
By bontwoody , 23 hours ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
@transparent Thank you for a very comprehensive, tim...
By Batpred , 1 day ago
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RE: Isolating the system for a planned power cut
@transparent 😊 I may have lost you there.. I ...
By Batpred , 1 day ago
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RE: Low COP and unevenly heated rooms with 12kW Samsung AE120MXTPEH / AE260TNWTEH
Where is the noise coming from. If its the pump then p...
By JamesPa , 1 day ago
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The Mars and Richard Kitchen Show
Just stopping by to say: 1) Mars I'm so sorry that yo...
By Lucia , 2 days ago
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RE: Electricity price predictions
Without getting too much into politics, given that the ...
By Batpred , 2 days ago
