Product code: 797013
The printed circuit board or ( pcb ) is the control centre of the appliance. It controls and monitors every process that occurs via the sensors, switches and thermostats. It also enforces the safety parameters, making sure that the boiler ceases to function if any of the internal readings point to any kind of error or fault. The printed circuit board is effectively the brain of your boiler, It is programmed to ensure everything is running as it should.