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    How to test my mains supply is earthed properly

    Hi - This might be a stooopid question, but... I want to check that my house electrics are properly grounded. When wiring up my boiler, an electrician extended an existing ground wire (previously used for an immersion that has now been removed) and bonded all the pipes. However, I would like to...
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    Mystery Circuit Overload

    Hi all I have a combi-boiler recently wired up to a circuit that keeps tripping the MCB but I can't understand what it can be... The only appliances on the circuit that I am aware of are the boiler and an extractor fan (small bathroom type). The boiler has a fused switch with the...
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