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!
Last seen: May 28, 2026
@iantelescope you cannot sort your control system out until you have sorted your hydraulic issues out and you are happy that it is running as efficien...
@jamespa You are absolutely correct and my point exactly. By using the correctly configured heat pump weather compensation you can match the h...
@iantelescope the honeywell thermostat was initially designed to control fossil fuel boilers but is compatible with heatpumps. If has the following ...
@derek-m @iantelescope You are almost correct. Option 2, the water pump is switched on and off by the room thermostat but continues running for 1...
@iantelescope I think Samsung intended this option to save energy however this should never be used especially when trying to achieve a continously ...
@iantelescope This #2091 option information is straight out of the Samsung user manual (which your installer should have left you a copy). I can cop...
@derek-m by applying 240v to the thermostat input terminal (which the honeywell does) then depending on which mode is selected in the Samsung controll...
postid="31563"] Disadvantages: The Thermostat minimum cycle time of twenty minutes, with a PWM Run time of between 3 and 8 minutes, the Grundfoss ...
As I have mentioned in a previous post, if you are in mode 3 field option #4091 if I remember correcly, you can increase the run time of the compresso...
@iantelescope I have managed to find a little wifi where I am. If you have the ability to isolate the buffer tank why not try this first? As @derek-...
@iantelescope Given the performance of your past installers, what are the reasons for concluding the PWM section of the Samsung board is faulty? ...
@derek-m I appreciate what you are saying and in an ideal world it would be best to remove everything and start again however I get the impression tha...
Latest Posts
-
@jamespa I also think that a tiny number of househol...
By Batpred , 14 minutes ago
-
RE: Outdoor Battery Solutions?
We are on the same tariff, on 3.5p/kwh. So until early ...
By Batpred , 2 hours ago
-
RE: Solar Yield vs Temperature.
@old_scientist Fair enough, that may be similar to t...
By Batpred , 4 hours ago
-
RE: Lower electric tariffs for heat pump users
I suspect that would not be a difficult decision, if I ...
By Batpred , 6 hours ago
-
RE: A2A vs A2W: Which Heat Pump Would You Pick?
The context of my comment is retrofit cost effective in...
By Batpred , 6 hours ago
-
RE: Vehicle-to-Home with a Heat Pump: Is the Technology Ready and Which EV Should I Buy?
Absolutely. We are going through another period when ou...
By Batpred , 7 hours ago
-
I am frequently annoyed to see that my Growatt inverter...
By DavidAlgarve , 7 hours ago
-
-
RE: How many people are happy with their ASHP and do you believe them?
@deltona When we list the kit we use, it is meant to...
By Batpred , 9 hours ago
-
RE: Home energy storage & battery register
* 2 x Solax Power Triple Power 5.8kW Lithium-ion Batter...
By weoleyric , 15 hours ago
-
RE: Is Biomass Really Renewable?
Yes, it seems obvious they are not in it for the enviro...
By Batpred , 1 day ago
-
RE: Help me keep the faith with my air source heat pump installation
@jamespa maybe it wouldn’t damage the pipework but this...
By AdamK , 1 day ago
-
@l8again Perfect, it happens and they need to be able t...
By ASHP-BOBBA , 1 day ago
-
RE: What is the Heat Geek Guarantee?
I have to say I found the Heat Geek website very user-f...
By Batpred , 1 day ago
