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Detects hot water demand (tap opening)
Vaillant VU 226 E (1995-2000)
It also enforces the safety parameters
Sustain 24 VUW 246/7-2 - 47-044-79
🛠️ Compatible with selected Vaillant models including:✔️ EcoTEC Plus 824✔️ EcoTEC Plus 831
Vaillant Printed Circuit Board 130826 CARTRIDGES/REPARKITS Detects hot water demand (tapVaillant printed circuit board is compatible with ecoMAX VU (condensing) and ecoMAX VUW (condensing) boilers. The control centre of a boiler, the printed circuit board , monitors and controls every process occurring throughout a system via switches, thermostats and sensors. It enforces safety measures too, shutting down boiler functions if internal readings indicate any type of fault, such as high pressure or low water levels. Fits a number of