valves | Page 3

valves

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  1. i=p/u

    heating system

    yo/hi/hello.. i am currently involved in an extension being built to a house. i was giving the drawings to price and all was told about was lights, socket outlets, shower lights/fans .. now i have been up a few times already disconnecting heating and reconnecting temporary as boiler was moved...
  2. keniff

    honeywell motorised valves

    anybody point me in the right direction for the colours of honeywell motorised valves wiring and what function each colour has? i need to know the colour for c/h input and live out from the valve to link in a wireless stat. thanks in advance
  3. B

    a total newbie, can you have a mix of 2 port motorised valves? a MOMO on one and

    Just found this great site, saved me a fortune!! Plumber was called to check heating problem, rads getting warm when HW on!! His solution, replace the drayton valve and actuator, drain system etc. I was not convinced so did a bit of reading, got to part, check spring on drayton, did that...
  4. C

    How to wire Programmable Room Thermostat to Heating System without Zone Valves ?

    Hello", THIS VERY LONG POST IS DEFINITELY A ONE OFF - I NEEDED TO FULLY EXPLAIN MY VERY UNUSUAL CIRCUMSTANCES FIRST - I WOULD NOT BE POSTING LIKE THIS AGAIN - EXPLANATION TO ADMINISTRATORS AND THE CONTRIBUTERS: This is a `Plea` for Help from a Plumber & Heating Installer [Gas Safe...
  5. S

    Thermostats in each room?

    Anytime I've done a boiler/heating system for someone it;s just been ur usual one thermostat for the system. Now someone who wants a new system would like one in each room? Can someone explain to me how this would work or if it does as I'ver not heard off this before and think it's a bit over...
  6. D

    Wireless control of Valves in a Y Plan Central Heating system

    Does anyone know if any companies do wireless control of the valves in a Y plan system? I have looked at the Honeywell solution using ST9420C as the controller but this is WIRED. The room stats (DT92E) are wireless to the controller though which is a start. What I ideally want is a system...
  7. Amp David

    Isolation valves for 15mm copper pipe

    Just wanting to know what size the thread is on one of these valves. Its the type of valve you turn with a flat blade screwdriver to turn on and off. When I say the thread, I'm on about the compression nut
  8. S

    honeywell mid position valve

    hello, ive been wiring a y plan system today and the motorized valve has 6 wires orange blue black brown white green/yellow the plan ive been working off only has 5, its the brown wire that omitted i think ! is there some way round this ? ive not been able to try for myself as the...
  9. T

    Heating installs

    Not done one yet but was wondering about filling in paperwork for heating installs. Cables to pumps, valves, stats etc. Would each have its own readings recored or such?? Hows everyone else doing them ? Cheers All
  10. C

    Heating System connections

    Right here goes, doing a heating system which involves time clock (3 Zone) Zone 1 Living area heating Zone 2 Bedroom Area heating Zone 3 Hot Water 2 room stats controlling above heating 1 tank stat controlling hot water 2 motorized valves (living + bed) hot water is a pressurised system...
  11. C

    Wiring for Central Heating Controls

    Hi All, :eek: I have to first fix some heating control cables, mainly to thermostats, and the heating guy's have all done a magic trick and vanished - so I have 3 programmable thermostats to wire for, my main question is - do the each of the thermostats run seperatly back to the wiring centre...
  12. K

    boiler feeding pool and underfloor heating

    I have to wire up an existing boiler, which currently heats a pool, to also feed an underfloor heating system, with 2 new motorised valves (for the underfloor heating flow and the pool heating flow) I'm thinking I need a relay just on the two feeds to the boiler. Could anyone advise which type...
  13. S

    Heating System

    Hi there, I,ve just joined this site in the hope I can get some help with a job that I,m doing. Its a standard fully pumped heating system, three zones (one for hot water, one downstairs heating and one upstairs heating) All controlled by a three channel timeclock. The hot water is controlled by...

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