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The printed circuit board or ( pcb ) is the control centre of the appliance. It monitors and controls every process that occurs via the switches, sensors and thermostats. It also enforces the safety measures making sure that the boiler ceases to function if any of the internal readings point to an error in the boilers operation.

This part is present in 10 different boilers in the Glowworm range. In the next tab there is an appliance grid of links to all boilers that contain this part, Please use this if you would like to view all other spares that fit that model. If none of these models match the appliance you have, please contact us before ordering. This way we can check to ensure this part is compatible.

We recommend that all parts are fitted by a fully qualified gas safe certified plumber. If you require any assistance locating a part, please feel free to contact us. Collectively we have over 200 years of boiler spares knowledge and distribution experience and our friendly call centre staff will be happy to help you with any query you may have

The printed circuit board or ( pcb ) is the control centre of the appliance. It oversees every process that occurs via the thermostats, sensors and switches. It also enforces the safety protocols, 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 essentially the brains of the appliance, ensuring everything is running correctly and safely.

This part is present in 10 different boilers in the Glowworm range including the Glowworm MICRON 100 FF , MICRON 120 FF , ULTIMATE 50 , ULTIMATE 60 , ULTIMATE 100 . In the next tab there is an appliance grid with links to all boilers that contain this part, Please use this if you would like to view all other spares that fit that model and download the user manual for that appliance. If none of these models match the appliance you have, please contact us before ordering so we can confirm this part is compatible.

We recommend that all parts are fitted by a fully qualified gas safe certified plumber. If you require any help finding a part, please feel free to contact us. Collectively we have over 200 years of boiler spares knowledge and distribution experience and our friendly call centre staff will be happy to help you with any query you may have