5120218 PCB Combi 28-E125 JJJ005686030

Baxi 5120218 PCB Combi

• Baxi Combi 28-E125

The printed circuit board or ( pcb ) is the boilers central control.

It constantly checks every process that occurs via the sensors, thermostats and switches.

It also enforces the safety protocols, making sure that the boiler ceases to function if any of the internal readings point to an error in the boilers processes.

The printed circuit board is effectively the brain of your boiler, It is programmed to ensure everything is running as it should.