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  1. M

    Hot cylinder loss of hot water in all taps

    Hi there, I have a new hot water cylinder fitted by a builder, after works completed everything worked perfectly for three months, then I completely loss the hot water, nothing is coming out off the taps.The fuse and power are find, the water is heated normally but impossible to get any hot...
  2. M

    RCD/MCB/MBN, I need clarification

    Hi there! From my last posting regarding,...63Apms connectors... At the power source I have a MCB and at the other end I should have some RCD's, question: I don’t have any 20Amps & 10Amps RCD but only MBN from Hager for the shed CU will this do the job or I have to invest in RCD? :?: On...
  3. M

    connectors to support 63Amp rating

    Hi there! I need some advice; I am going to install a "sub" distribution box in an extension shed built in my garden. I have a 3 cores 6mm2 from the 63Amp fuse of the house's existing DB, this going to the extension shed; but my 3 cores 6mm2 is too short at about 3m to that extension shed...
  4. M

    Rule for (N) neutral wire & earth

    I had to fit a timer on the immertion heater. I went in the distribution box, I put down the breaker in question MCB/B20 I checked for any power with my tester at the end of the wires in the HP, no power so I thought that I was safe, what happened was by two times when I was working with the...
  5. M

    positif duty pump

    I just fitted a Monsoon Positve 4.0 bars twin pump. The pump starts when outlets are on but doesn't stop. I checked for leaks no leaks. I checked with a magnet if the reed clamps stars yes it does.I checked the wiring (for closed circuit) of the flow switch reed, it seems ok as per diagrams. So...
  6. M

    wiring rule for a shower pump

    I need to fit a shower pump in my house, the pum needs a 30ma RCD, power via a double switched fuse with a 13Amps. I have a 13A isolator switch which will be in the hot press next to the pump and a cable from this switch going to the distribution board where I already have a 30ma RCD 40Amps. My...
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