valve | Page 7

valve

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  1. P

    Vokera linea combi / motorised valve / heat exchanger wiring??

    Hi all, I need help on how to wire a combi boiler with 2 motorised valves, a room stat (volt free) and a heat exchanger on a pond. I havent yet bought the stat for the pond because I am not sure what type to use. the ones I have looked at I assume are 230v ie Carel S90 digi stat (Carel S90...
  2. T

    Directional valve problem

    Hi, I have replaced a Switchmaster 3 port valve will a Honeywell valve all is working fine but the boiler header tank is over flowing (only dripping down the overflow pipe). This appears to only happen when there is no call for heating or hot water. Any ideas? I think it's a faulty valve. To...
  3. S

    2 port valve

    why is the grey live and the brown switched live at a zone valve?
  4. S

    Heating wiring problem.

    Does anyone know how I can resolve the following problem . -Two rooms are fitted with plumbed underfloor heating. -Room one has own thermstat wired to call 4 wire Actuator on manifold. -Room two also has own themostat wired to call seperate 4 wire actuator on manifold. -Second switch wire on...
  5. T

    Water level switch?

    I have the task of installing a pump under ground at the side of a lift shaft that is surrounded by water, the builder has asked for a permanent pump installed with a float switch so that when water reaches a set level the pump kicks in automatic.. Does anyone have any experience with this type...
  6. J

    pressure switch

    Guys I am looking for a 3 phase pressure switch with unloader and half inch female inlet. Would prefer one which will take my gauge but not fussy was quoted £240 plus vat today. I think the guys at it can anyone help with where to get one in a hurry.
  7. I

    Mira advance shower

    I have been asked to repair a mira advance shower which is continually dripping from the shower head, anybody any ideas what could cause this. Cheers Ian
  8. S

    Need help with S plan with a 3rd zone for under floor heating!

    Hi i am wiring up an S plan heating system tomorrow which has a 3rd 2 port valve with separate controls for underfloor heating, does anybody know how to wire these as i am thinking i will end up with 2 switch lines at the boiler witch will back feed to either one that is not activated. Thanks
  9. L

    honeywell v4073 wiring question.

    Hi This is my first post here & im hoping someone will be able to help me. Right first of all i am hoping to replace my old & i think faulty diverter valve..,i have brought a honeywell v4073 to fit but when i have removed the wiring panel in the airing cupboard i have first of all noticed...
  10. 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...
  11. I

    mid position valve.

    Hi guys. I went to a job today to wire a Y plan, however the plumber brought a programmer without a DHW off terminal. He told me that he used to wire them like that and it should not be a problem Anyway, I tried it all ways to get working properly, but I could not get the valve to port to...
  12. L

    gas boiler volt free contact

    Hi I have to connect up a gas boiler and know how how to do it with a volt free room stat. What I need to know is can I use the relay/switch on a motorised valve to control the boiler via the volt free contacts in the boiler,and use 220v room stats to control the valve. Its a two zone system...
  13. keniff

    honeywell valve fault?

    hi guys heres one for yah! went to a call out yesterday as boiler had shut down all timer clocks etc had lost power, so starting from the mcb i started to trace the loss of power, i was stumped i had live feeds going everywhere! then i found i was getting 240v between neutral-earth from all...
  14. R

    hot gas cut off solenoid valve

    Hi client called me and they got a hot solenoid .....its almost getting too hot to touch....? Its for the emergency gas cut so kinda need to be sorted....thinking lose termination but any thoughts i could get before i go into it?
  15. ringer

    Replacement synchron motor for Honeywell zone valve

    Have asked this on the plumbers forum, but thought there might also be some knowledgeable person on here who could help answer my question. My central heating zone valve synchron motor has stopped working - it is now open circuit so I need to replace it. Rather than replace the whole valve...
  16. K

    Central heating systems

    HI guys, i will be quite honest im not that good on wiring central heating systems proberly as i have done very little with it. went to a job today where there was a problem, when you switch the water on the heating comes on aswell, even though there are seperate switches on the controller for...
  17. Y

    heating controls

    hey all, not got much experience with domestic heating, but just wondering if there is such thing as a two way thermostat, as the house im working in is so big and they complaining the bills to high!! anyone know if theres such a thing????????????????????????????
  18. S

    Pressure relief valve and pressure relief device

    What is the difference between transformer over pressure relief device and transformer over pressure relay?
  19. J

    Faulty room stat?

    has any body ever had a faulty honeywell room stat? A customer of mine complained that when the tempareture dropped in there hallway the heating did not come on when the heating was on constant. its a glow worm combi boiler with a standard dial type stat wired using a neutral as well as common...
  20. C

    motorized valve connections

    am i right in saying brown switch wire to open valve, blue neutral, orange permanately live, grey feed to boiler?:cool:

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