The Vaillant printed circuit board is the boiler's central control. It constantly monitors every process that occurs via the thermostats, sensors and switches. It also enforces the safety protocols, ensuring that the boiler shuts down if any of the internal readings indicate an error or fault. The printed circuit board serves as the appliance's brain, ensuring that everything functions properly and safely.
Fits multiple appliances
Technical specification
Waist Sizeaa27cd13gzCompatible WithVU 126/5-5 (2012-CURR), VU 156/5-5 (2012-CURR), VU 186/5-5 (2012-CURR), VU 246/5-5 (2012-CURR), VU 306/5-5 (2012-CURR)Supplier Part Number0020136628Brand NameVaillant