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wiring diagram?

the boiler display is only lit when the boiler is working ive been told this should be lit all the time to stop the pcb circuit being spiked?

Colin
August 2015
Heating, Home Heating SystemsDisplay Lit Working
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Q
August 2015

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Worcester boiler dripping water?

Worcester boiler dripping water, can I just tight the screw? The icon next to the valve looks like radiators... [Read more]
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