Air Craft: Indoor Air Comfort on X: "Anyone else having L4-00 error issues due to the cooling tube on the main PCB of the Daikin Altherma HT-H split? All three of our
Shop 1738461 - Circuit Board - Daikin - URI
Daikin Altherma, ESPAltherma & Home Assistant with OpenEnergyMonitor - Integrations - OpenEnergyMonitor Community
Air Conditioning Main Board Main Control Board 2P215451 For Daikin RXS50FBV2C - AliExpress
Daikin Altherma Main PCB 5019761 2P392975-11X EDLQ07CAV3 Control Board Hydo | eBay