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cylinder

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  1. Worcester

    Solartwin - silicon tubing eaten by mice !

    Anyone else come across this yet? Thanks to another member of the forum we attnded a call out last week to find out why a solar thermal system was leaking. first time I'd seen a solartwin install, and took a while toget my head around how it worked. Basically it reverse cycles water through...
  2. S

    Renewable Heat Incentive

    Hi Guys, I'm rather confused over the R.H.I. I was under the impression that the payments would be for 20 years but spread over 7. Looking on the MCS calculator as an example it says a Solar Thermal system will generate 1732kW of deemed heat per year. I was working out the R.H.I payments as...
  3. jackhammerJIM

    working with too many plumbers

    been doing a lot of subbing to a heating firm recently , teams of 4 plumbers and one spark installing biomass boilers . the latest load of nonsense from them ... spark : why is there 3 x 2 port valves on that s plan ? plumber : the 3rd valve is a safety feature for the unvented cylinder ...
  4. N

    Cylinder stat and pump wiring

    Hi Guys Need some help on a Shed/Workshop heating system, haven't really done much work on heating systems. Basically there is a wood burning fire, a cylinder and a pump. The way they want this wired is that the cylinder stat does it normal job of when it reaches its temp it brings the pump...
  5. B

    HW Cylinder - 2 x immersions

    I am working on a property refurb where there is a new hot water system to be put in place. The hot water is to be stored in a cylinder located in the hallway. The hot water is to be heated by a combi boiler but there are also 2 x immersions in this large tank, one at the bottom and 1 x halfway...
  6. C

    help with central heating s plan plus newbie

    Hi there, I'm currently in my 4th year, been given a job which includes wiring up the heating. Don't have any real experience in this area soo help would be much appreciated. 2 combi boilers feeding 2 seperate heating zones with rads, a underfloor heating zone and a hot water circuit which is a...
  7. A

    Unvented Direct Hot water Cylinder

    Is this just a posh word for an immersion tank or is it different? Adrian.
  8. C

    cyclinder stat blowing fuse

    Called out by a plumber I do work for. He had recently installed a new zone valve and chaged CH/HW programmer. A fortnight later the customer calls him because he has lost all heating. Plumber turns up, realises 3A fuse has blown in switched fused spur. He can't change it without it blowing...
  9. O

    Installation of an ESI ES-CTD Cylinder thermostat

    Ok, maybe I'm being really dim here, but I've not connected up one of these before and now I've got 2 to do! When the outer cover is removed there are 2 places where cables could be connected but the instruction "diagram" in the box is not helpful. If anyone could give me a few pointers I'd...
  10. J

    2 Cylinder thermostats on a Y plan System

    Hi All - can anyone please help me? I have a Y plan heating system with the boiler, wiring centre and three port valve located in the basement of the property. The hot water cylinder is located on the first floor. A three core cable is running from the wiring centre to the cylinder thermostat...
  11. jason121

    Solar thermal

    Need some advice regarding a solar thermal system. To remove existing cylinder is going to be a nightmare, small cupboard and pipes covering the cupboard. So I am thinking of installing separate cylinder and piping the hot water from the solar cylinder into the bottom of the existing cylinder...
  12. K

    Central heating 3port valve?

    I was at a job today where there was a central heating comprising of 3port valve, what i couldn't understand was why is there HW off connection to be used in the programmer and also a third connection to be used on the tank stat, also this system also wanted a 2port valve incorporated into the...
  13. L

    wiring a cylinder

    Could some bright spark talk me through wiring a cylinder stat and a motorised valve. There is a 2 channel time clock (not wired) at the CU and the cylinder,stat and m/valve is at a cupboard in the bedroom. GO!
  14. E

    Heating system with only one two port valve. Is this dangerous ...

    Came across a heating system which had only 1x 2 port valve which was used only for the heating. There was another valve which had been disconnected from the mains but set in open position. I assume this was for the hot water. Then From the junction box there's one three core going up to 2 x...
  15. F

    Safety zone valve to cylinder

    Help Is there anybody out there that can point me in the write direction for a wiring diagram for a cylinder safety zone valve, i am stuggling to find any diagrams on this, i find it hard to belive that this saftey valve system is hard to find as this is apparently very important to stop a...
  16. F

    s plan central heating 3 zone valves

    help!! I am working with a made plumber, he has installed a S PLAN SYSTEM, but with a diverter valve ( witch is a two port eebszone valve ) near the cylinder. so in total there are 3 zone valves apparently this gets wired to the cylinder stat??? cant find any wiring diagrams to follow, they all...
  17. M

    Setting up the Immersun Vs Central Heating - Help!

    The Immersun is reading "Water Hot" unless I have the thermostat on the Immersion element turned up to maximum. Currently water coming out of the taps is at about 68 degrees - far too hot for comfort. But if I set the immersion element lower than this, the boiler thermostat calls for heat and...
  18. K

    Wiring diagram for a combined dunsley stove and gas boiler system.

    I've been asked to wire a heating system which I havent done before. Plumber a bit vague in how its all supposed to work. Don't even think he knows!! It incorporates a dunsley baker log burner stove and condensing system boiler. It's a gravity fed hot water tank with a neutralizer...
  19. I

    Immersion heater only heats top of cylinder

    I have just got my system going with a home-built controller to use 'excess' PV generated electricity to heat my indirect hot water cylinder. This has a top entry 3kW Steeple 80027BT immersion heater (which I imagine is 27 inches long, I cannot find any technical data) and a Diamond WT18...
  20. E

    Tepcon cylinder stat

    Ive been asked to fit one of these tomorrow. Having trouble understanding the diagram. It needs 2 cables going to it. There is 2 commons and 2x open/closed. Im trying to upload photos but uanble to. Your advice will be much appreciated. Is this an additional safety device? imgres

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