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    Earth leakage problem on Kärcher pressure washer

    Hi all. Talented amateur here, stage electrician at school 1971 - 74 and have done much DIY electrical work iover the years, including central heating systems. I worked for several years for the residential division of Honeywell Control Systems and wrote many installation and user instructions...
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    Morphy Richards electric blanket controller pcb fault BEPCB020

    Hi all. My neighbour ask me if I can try and fix her electric blanket. The blanket wiring itself *may* be faulty, but when she took it in to a local electrical shop they did some tests on the blanket and the controller and said there was a fault in the controller's wiring. Well, I have...
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    Identify Triac from Varilight lighting dimmer switch

    Hi folks. Managed to repair a touch-activated table lamp after a bulb blowing stopped it working. On that occasion I found an online article about replacing the triac with a BT139, with greater surge resilience. Now the Varilight wall switch dimmer has failed in the full-on mode after a bulb...
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