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RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?  

By MairiA, 3 days ago

  @jamespa yes that all makes sense, a really useful plan. I'll cancel the setback now as I see increasingly cold weather forecast, -1 overnight and light snow next week!
RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?  

By MairiA, 3 days ago

  Actually I've double checked my current heat curve settings and the LWT seems pretty much correct for the outside temperatures.
RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?  

By JamesPa, 3 days ago

  Thanks for the additional info I wouldnt worry about a couple of degrees. If DHW is heating you would expect LWT to be higher than normal which might explain If there is no water pump visible eith...
bontwoody RE: Heat Loss v Outside Air Temperature  

By bontwoody, 3 days ago

  I also havent made any allowance for heating from bodies and other electrical sources, but it was only really meant as a quick and dirty method to get a rough estimate of a suitable heat pump size. Th...
RE: Aira Heat Pump: Stylish Scandinavian Heating  

By Gmuzz, 3 days ago

  @vsmith1 If you have access to Home Assistant then you will be able to see all the data using this
RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?  

By MairiA, 3 days ago

  @editor will do 👍
Mars RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?  

By Mars, 3 days ago

  Perfect. Once you've received everything, can you please email me the lot so I can review the documentation provided and whether anything else was missed.  
RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?  

By MairiA, 3 days ago

  @jamespa I don't see anything that would help me know what pipework goes where. I don't see a water pump anywhere, and actually have a vague memory that the installer may have said the buffer tank wou...
RE: Daikin Wireless Thermostat  

By JamesPa, 3 days ago

  If you do go for pure WC you may need to adjust the WC curve down (which will anyway improve efficiency) and possibly balance emitters. Feel free to ask for guidance. If this is a recent install is...
RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?  

By JamesPa, 3 days ago

  The literature online does indeed suggest a 20l buffer tank 'which can also be used for hydraulic separation'. This suggests that Daikin are not saying it must be used for hydraulic separation, it wo...
Mars Aira Intelligence: integrated home energy system  

By Mars, 3 days ago

  Aira has just announced a new integrated home energy system that combines solar panels, battery storage, inverter and their own heat pump, all linked together through what they call “Aira Intelligence...
RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?  

By MairiA, 3 days ago

  @editor thank you, I've checked and did include that question. I'll keep you posted 🙂
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