0020132764 PCB

The PCB is an abbreviation for Printed Circuit Board, this is which controls the boiler. It by routine, is always checking every single process that occurs through the thermostats and all the sensors, switches. It backs up all the safety measures, to monitor that the boiler system is fully functional - if any of the internal readings are caused to a fault or error in the boilers operation.

To put it simple, this part of the boiler acts as the brain to the rest of the system, its designed to make sure that everything with the system is okay and if it isn’t, it’ll let you know of the error that’s occurring. This part can be found in 39 various boilers manufactured by Vaillant.

Some of the more popular systems with this device present are the ecoTEC PLUS (2006-2010), ecoTEC PRO (2006-2010) and ecoTEC PLUS (2005-2005).