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economy

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  1. M

    Off peak economy 7 water heater replacement

    I’m doing away with the off peak supply to an all electric flat and going with ‘eco’ heaters that will be off the standard tariff. I’m looking for advice with regards to replacing the water heater control? I’ve attached a possible suitable replacement I think…. Any help will be greatly...
  2. H

    Economy 7 with underfloor heating

    Hi. We have moved into a new build house in Feb this year that has infrared underfloor heating and an economy 7 tariff. For info we also have solar panels (obvs useless in the winter when we use the UFH). Our electric bill was huge and we are trying to work out how best to use the economy 7 with...
  3. K

    Horstmann economy 7 quartz charging off peak times

    Hello there, I hope you could help me. I have this horstmann economy quartz 7 and it was working fine until last month. It seems I get charged for heating the water during night which should be the off peak time for low rate. My smart meter from my energy supplier is showing too much usage...
  4. Empire

    Economy 7 supply

    Hi All, I have just completed an EICR on a new (2017) conversion and noticed the E7 looked unusual. Is this the norm now to connect E7 to the main board feed from the meter? There is only 1 appliance in the flat requiring E7 and that's the tank with 2x immersion heaters. Both are connected...
  5. richy3333

    Any Myenergi experts that can help with a wind turbine dilemma and economy 10!

    Hi All. Is there anyone on the forum who's brains I could pick regarding and issue with a Harvi, Eddi, hub and Zappi problem. All tied in with a wind turbine, economy 10 thick walls, cellotex and metal roofing let alone multiple buildings and distance! Thus far Myenergi have been unable to sort...
  6. K

    UK synchronisation of storage heaters and Economy 7 supply timings.

    please could somebody tell me how storage heaters are linked/synchronised with the electricity supplier so that they switch themselves off and on to coincide with the timings of the Economy 7 rate. In my case, for example, the E7 timings are allegedly 11.30 to 6.30am but the storage heaters are...
  7. T

    UK Smart meters and Economy 7

    Have to say "DIYer", but I have no intention of doing any work myself - so "Consumer" might be better. Just adding 13A spurs is my limit. I want to understand smart meters and Economy 7 in detail, before getting anything done at all. That will be after Covid, since there is no hurry. I also...
  8. N

    Faulty Economy 7 Meter?

    Hello all- hopefully this is the correct place to get help. My electricity bill has been almost 50 percent higher than the previous year. I have a storage heater which as a fused switch (with a led) for both on and off peak heating. I noticed today that both the on and off peak lights are on...
  9. 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...
  10. C

    Horstmann Economy 7 timer stops working

    I recently moved into a new flat that is fitted with a horstmann E7 water heater. The tank has 2 elements connected, one at the bottom of the tank for overnight E7 heating and a one at the top for the boost function (boost function works fine). I have searched about online and believe that I...
  11. N

    How to reset boiler Horstmann 7 Economy?

    Hi, I have a boiler Horstmann 7 Economy. It is not working. However the boost option works. Could you tell me how to reset it, please?
  12. R

    Horstmann Economy 7 not working

    Hello, my Horstmann E7 isn't working in my apartment. I can here the clock timer ticking and the boost timer is working but no hot water is being expelled. The indicator lights for boost or timed are not lit up. Does anyone have any advice on how to troubleshoot/fix? Please let me know if more...
  13. J

    Economy 9 timer

    Hi all, Bit of a niche question - I have an economy 9 setup in my flat, so seperate circuit for heating / hot water that turns on for 9 hours a day. I want to switch to economy 7, but apparently the heating circuit will still only turn on for the same 9 hours. Is there a fused spur timer than...
  14. W

    Economy 7 multi rate meter advice.

    Hi guys, I have a 2 rate electric meter with Economy 7 tariff as the property had night storage heating. All of the old night storage heaters have been removed and replaced with Rointe Kryos electric radiators which are connected to a new consumer unit and nothing is now using the old Economy...
  15. C

    HORSTMANN VMK 7D SRS economy 7 times

    I really hope that someone can help! I've watched some YouTube videos and searched online but nothing really helps. We have a Hortsmann VMK 7D SRS, in a rented property. What I need to know is: * What time is the cheaper rate (economy 7) set for * Do we get an extra cheap rate boost between...
  16. C

    How to use a horstmann economy 7 quartz water heater

    Ive recently moved in to a rented property and am unhappy with how high the bills are. Im trying to figure out why - the property is a two-bedroomed flat, two people occupying, everything is electric, storage heaters and horstmann economy 7 quartz water heater. I'm sure we're using the storage...
  17. M

    Change of economy 7 CU

    Hello all I have been asked to quote on a change of CU that I have attached photo of. I have never changed one like this that looks to me like it has a dual supply from an economy 7 meter and also a supply on the standard rates. I am aware that the actual connections from metering can vary for...
  18. Michaelp

    A good way to lower the grid voltage for economy purposes

    I have seen few cases where the owner of a factory uses transformer after the grid to lower the voltage, from 240 to 220v as a way to lower the consumption and at the end to save money. I was wondering if an inverter will do much better the job instead of a simple transformer as you can keep or...
  19. S

    UK Changing and economy 8 fuse board

    I have a customer that wants to upgrade their fuse board (it currently has no rcd protection). It has an economy 8 supply that the customer no longer wants. My question is do I get the DNO to change it to a 24/7 meter or can I just put the tails from the 24/7 and economy 8 into a Henley block...
  20. linuxthefish

    UK Mechanical plug in timer with electric water cylinder on economy 7?

    I came across a small electric hot water heater under the sink with a moulded plug in my friend's rented flat. He's on economy 7, and wishes to use a mechanical plug in timer to ensure the water is only heated on night rate. The flat is rented so changing the socket to an FCU is out of the...

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