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  1. I

    Memera 2000 mounted to water cylinder

    Hi all, Hopefully picked the right place to post about this..! I've just completed an EICR and there was a second board mounted to the water cylinder which does both the hot water and heating. It's in an apartment (I'm assuming every flat will be the same). I've told the landlord that I need...
  2. P

    Main water bonding and plastic pipe bends

    Hi guys, sorry if this has been asked before. I’m currently in a flat where the tenant queried the water bonding. There’s a 6mm green and yellow leaving the DB and goes to the gas meter as it’s clipped direct I can see it isn’t continuos and go to the water. There is also no other bonding...
  3. J

    UK ariston water heater install

    hi ,ive been asked to install an ariston tankless water heater ,the manual states its 9.5kw at 240v with min cable size of 6mm and that it will pull 39.6 amps .the cable run is 17 meters partly enclosed in an under concrete floor pipe along with 3 other 2.5mm cable runs and the rest of the run...
  4. I

    Water Bonding

    Evening all, I'd guess that this is a common question but haven't been able to find anything on the forums regarding the 18th. Working in a shop and the water comes into the building in plastic, there is then 3 foot or so of copper pipe followed by plastic throughout the rest of the...
  5. J

    Horstmann electronic 7. Cant get hot water regardless of what I do

    I have moved in 3 days to a flat which seems to have a lot of problems. I have not had hot water yet and the agent tells me I will pay for a call-out if it will be something simple and I could have found it on the internet.. So I am paranoid. The red light is on. I usually would have a shower...
  6. N

    Do I need to upgrade gas and water bond for EICR?

    Do I need to upgrade the gas and water bond and upgrade main earth to pass the EICR?
  7. A

    Pool of water in dishwasher

    We had a new dishwasher delivered and installed by ao.com a few months ago. In the days after running a cycle, a pool of water builds up at the bottom of the D/W. What might cause this, and is it a warranty issue - or might they say it is a plumbing fault and make a call out charge? It is maybe...
  8. O

    Bosch compact dishwasher terminates program at water inlet.

    Hello board members I require your experience and advice regarding a used Bosch Compact Dishwasher model SKS51E18EU bought recently. The previous owner of 5 years mentioned an issue that it doesn’t drain at the end of the program, so restarting a new program clears this issue. After good...
  9. K

    sauna blowing 4amp fuse internally on switch on after water

    infrared sauna blowing 4amp fuse on switch on, After heavy storm, water damage, The water went into the roof of the sauna were the electrics are in a black box the fuse blows every time the sauna turn on switch is pressed. Image 1 is were the fuse is, I have removed the light and stereo wires...
  10. S

    Bond sinks and mains water with plastic at start

    Hi sorry very long one. Please hop to bottom paragraph for short version. I’m just about to refurb bathroom in my 1986 house but bonding always confused me and I am still confused now! So my main incoming water pipe (extraneous) is Currently bonded To MET in 10mm and hot and cold pipes cross...
  11. G

    UK On/off peak water heater help

    Hi everyone, I’m looking for some help. I’ve just moved into a new flat that uses an economy 7 tariff. It’s all electric. I’ve never used something like this before and am very confused as to how it works and what I should do. I have 2 switches next to my water heater one that says on peak and...
  12. T

    Mains water earthing

    Recently been getting some very small static when touching taps. Recently had a stop tap changed and a plastic push fit was used on the mains water suply. Pictures below. Should the earth wire be attached below the plastic push fit? The earth was already there before but the push fit wasn't...
  13. HappyHippyDad

    No power to whole house after water fell on to cooker???

    A friend has just called as his daughter in Belfast (many, many, many miles from me!) has just lost all power after water fell into the cooker/hob. I straight away thought it has to be a main RCD somewhere, but I cannot see one in the pictures they have sent and they don't 'think' there is one...
  14. J

    Borrowed CPC for water bonding

    I've come across a house whereby the redundant immersion heater circuit (15A) has had it's CPC repurposed as a means of bonding the incoming water supply in the same cupboard. Irrespective of the CPC being undersized is this, in theory, allowed or must the earth bonding be clearly identifiable...
  15. M

    Circuit design for this water heater?

    Hi all I'm doing a kitchen rewire and in kitchen client has also had a new water cylinder installed. It is a Main unvented direct 170L. I have been trying to get through to customer support but is non existent. I have not wired many new circuits for water heaters and am a bit confused with the...
  16. E

    Tankless water heater

    Good morning, Can I have an electrician upgrade my 240v (2) 30amp breaker water heater to a tankless water heater that is rated for 240v (2) 40amp breakers? My condo has a 100amp 240v service. So in short, can I go from (2) 30 amp breakers to (2) 40 amp breakers, wiring being upgraded of...
  17. P

    Water becoming "live"

    I recently did a load of work making good a poor installation for a friend who just bought a flat. I have some electrical qualifications and 30 years experience, but I'm not a member of a CPS because I don't do enough notifiable work for it to be worth paying the subs. When it came to bonding...
  18. newfutile

    Bonding of Water pipes (plastic incomes)

    Just wondered what opinion people have of bonding of short lengths of copper water pipes, this is in the communal area of flats . above the copper it goes back into plastic and appear to enter the building in a blue plastic pipe
  19. D

    2 port valve no hot water nest thermostat

    I have a y plan system with an additional two port valve because i the hot water water tank to unvented cyclinder, installed a nest thermostat but with the two port valve connected hot water doesnt work, when removed and it then works. How can i include the two port valve the system amd...
  20. S

    Horstmann Economy 7 - Boost Working but when on timer no water heating overnight

    Hi there, In my apartment I have a Horstmann Economy 7 2 hour water heater system, in recent weeks it has stopped working overnight, when I wake up in the morning there is no hot water. I've checked / reset the clock to make sure its set correctly & it does seem to be turning / moving ahead as...
    • slowe101
    • Thread
    • boost economy economy 7 heating horstmann pumps timer water water immersion working
    • Replies: 1
    • Forum: UK Electrical Forum

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