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

By Toodles, 2 days ago

  @mairia Are you relying on the Daikin MMI data? The consumption figures that the MMI supply to the Onecta app are very suspect I find. (As does Jonathan Tracey); please see in which he compares the...
RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump  

By HCas, 2 days ago

  It didn't allow me to post the link, so sending the Shelly model instead: Shelly H&T Gen3
RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump  

By HCas, 2 days ago

  @nickhorne Good questions! 1. Yes Havenwise sends target flow temperatures to the heat pump so the programmed weather compensation curve (or water law in Samsung's words) is not used. 2. No it does no...
RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump  

By nickhorne, 2 days ago

  Hello, Question on how Havenwise works with a Samsung ashp (Gen7 wifi connected) Does it take over direct control of the heat pump flow temperature and bypass weather compensation within the samsung c...
Extend the colder range of the weather compensation curve?  

By TheBinMan, 2 days ago

  In theory everyone has a heatpump designed to deliver the heat required at a certain outside design temperature for whatever part of the country you are in. Say for example a system is designed for 45...
RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?  

By MairiA, 2 days ago

  @jamespa thank you. The unit is a EDLA09DA3V3. Refrigerant is R32. SCOP on the MCS certificate is 3.6, on the heat loss calculation for space heating is 3.02 which the installer explained as being bas...
RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?  

By JamesPa, 2 days ago

  @mairia Whist we wait for it to get cold, if you would like to post the exact model number of your heat pump and whether it is R32 or R290, I will try to find the expected COP figures to compare with...
RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?  

By MairiA, 2 days ago

  @transparent thank you, I'll take a look at those links and see if I can work it out. You might be entertained to know that there are 2 more vents in that side wall, and it faces the prevailing wind!
Mars RE: Faulty Clivet heat pump out of the box  

By Mars, 2 days ago

  @steveimpey I’m always watching 👀 My Clivet contacts are all away still and have ignored my emails. I’ll exert some more pressure on them tomorrow using other channels. I’ll keep you updated. ...
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