s plan

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  1. B

    S Plan with UFH

    Hi, I have wired an S Plan with a 3rd valve for UFH. The system runs with 2 pumps, one dedicated to the UFH. at present I have the boiler and both pumps wired in parralel and called from the orange wire out of the zone valves. How can I wire up to have each pump seperate as at the moment the...
  2. A

    S plan plus - underfloor heating

    Hi guys, just recently wired up an s plan plus system however, the third valve is for an underfloor heating system which has its own pump, what i want to know is how do i connect this pump into the system? My switch lines for the 3 valves (orange) are connected up to the switch line from the...
    • akcorbin
    • Thread
    • boiler electricians' talk heating plan s plan system underfloor underfloor heating wiring
    • Replies: 4
    • Forum: Central Heating Systems
  3. U

    s plan with wood bolier

    hi can anyone help with a wiring diagram for a s plan with the bolier being a wood burner.many thanks.
  4. S

    S PLAN Plus

    Hi Guys, Just a bit of knowledge really, I have a customer requesting a job which involves me wiring up his heating system Worcester Bosch 35 CDI Combi Boiler Worcester Bosch Greenstar (believe its a condensing boiler) 3 Honeywell Zone Valves ( Undrfloor Heating, Flow and return?) Megaflow...
    • sparkykarl
    • Thread
    • aus electricians' talk plan s plan
    • Replies: 2
    • Forum: Australia
  5. L

    s plan

    Doing my first complicated heating system in a few days time , only ever done combi boilers so a bit unsure about a few things. If I follow the wiring diagram just like it is will everything work okay? surely thats to easy im thinking there must be more to it. Also ive been told the boiler needs...
  6. E

    couple of questions regarding y plan and s plan heating system question

    If the cylinder isn't full of hot water and you turn a hot tap on, will boiler give you hot water or does cylinder need to fill up 1st?? daft question i know... And connected potterton boiler and read in the manual that there was no need for a permanent live if system is completely trv'd. So...
    • egginyourface
    • Thread
    • boiler couple cylinder electricians' talk heating plan question questions regarding s plan system water y plan
    • Replies: 12
    • Forum: Central Heating Systems
  7. I

    S Plan Plus

    I have an S Plan plus to do Worcester Bosch,2 boilers with wireless stats, does anyone have a wiring diagram and/or give me some advice?
  8. D

    From Y plan to S plan, what do you do with the cylinder stat 'satisfied' wire

    The question is pretty much in the title, if you were converting from Y plan to S plan I'm not sure what you would do with the cylinder stat satisfied wire, would you simply put a connector on the other end in case it were ever needed in the future? Thanks for any help Down2earth
  9. 1

    S plan plus (zoned) with combi? Help required

    Hi guys, I have offered to help a neighbour out by wiring up their new CH. They have the following kit: Honeywell ST9500C controller DT90e thermostats (one upstairs, one downstairs) 2off 2 port valves Worcester Bosch 25si condensing Combi They've lost the wiring diagram for the controller -...
    • 19KD75
    • Thread
    • combi electricians' talk help plan required s plan
    • Replies: 5
    • Forum: Central Heating Systems
  10. F

    AM2 and S plan and solar

    Hi, can you tell me what is required for the AM2 particularly concerning the S plan heating, also how is the solar part of it linked to the S plan part? I have a wiring diagram for the Splan connections but can't see how the solar will link. Thank you
  11. E

    honeywell s plan programmer & glow worm boiler argghhhhhh

    Can some one advise me on a problem im having with this heating system. Ive wired the programmer exactly how the instrustions said. it exactly like this diagram S-Plan the thing i dont understand is the boiler has a seperate output which is L-N-E to the pump Then L-N-E & R(switched...
    • egginyourface
    • Thread
    • boiler electricians' talk heating honeywell joint output plan programmer s plan
    • Replies: 6
    • Forum: Central Heating Systems
  12. L

    s plan heating system with pump in boiler not out side what do i do ?????

    Iv done a few heating systems now but no where near an expert yet but im a bit stuck because all the s plan systems iv done in the past have an external pump but this system is a vaillant boiler with an internal pump. So just need to know how to alter the wiring from external pump to internal...
    • lukesparky123
    • Thread
    • boiler cable electricians' talk external heating internal out plan pump s plan system
    • Replies: 8
    • Forum: Central Heating Systems
  13. L

    s plan heating system with pump in boiler not out side what do i do ?????

    Iv done a few heating systems now but no where near an expert yet but im a bit stuck because all the s plan systems iv done in the past have an external pump but this system is a vaillant boiler with an internal pump. So just need to know how to alter the wiring from external pump to internal...
    • lukesparky123
    • Thread
    • boiler electricians' talk external heating internal out plan pump s plan system systems wiring
    • Replies: 2
    • Forum: Central Heating Systems
  14. U

    s plan with wood burner.

    just been asked to install a s plan by a plumber.not a problem but a bit confused on how the boiler works .its a wood burner thats all the info i have ,the customer is going to use the domestic immersion htr in the summer to avoid the bolier being on , do i treat it as a normal boiler and supply...
  15. M

    s plan 8 zone ufh diagram?

    as part of a re wire the house is having underfloor heating, via the boiler. having spoken to the plumber he says they are going to be using a john guest 8 way mains voltage system John Guest Speedfit - The World Leader in Push-fit Fittings, Pipe and Plastic Plumbing Systems - Mains Voltage...
    • Matt Walters
    • Thread
    • boiler diagram electricians' talk heating manifold plan s plan stats system ufh zone
    • Replies: 13
    • Forum: Central Heating Systems
  16. 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
    • Sparkydan
    • Thread
    • boiler electricians' talk floor heating help need help plan s plan switch under underfloor valve zone
    • Replies: 33
    • Forum: Central Heating Systems
  17. J

    S Plan, 2 Houses, 2 Pumps, 2 Programmable Controllers, 1 Shared Gas Boiler

    S Plan, 2 Houses, 2 Pumps, 2 Programmable Controllers, 1 Shared Gas Boiler Is this possible? Do you just wire up the boiler as per the S-Plan Wiring Diagram, and wire the boiler switched live from both...
    • jimmycooker
    • Thread
    • boiler electricians' talk gas gas boiler houses plan pumps s plan
    • Replies: 6
    • Forum: Central Heating Systems
  18. J

    boiler - S plan with an extra zone

    hello all, ive been asked to wire up a s plan system with an extra zone and with not done one before can any one give any point or advice. thanks. jim
    • Jimmyb
    • Thread
    • boiler electricians' talk extra plan s plan zone
    • Replies: 4
    • Forum: Central Heating Systems
  19. U

    help connecting up a s plan central heating.

    hello just doing my first s plan not much experience in central heating controls.the system is a vailiant boiler, vailiant cylinder. 2 x 2 port zone valves, a danfoss 2 channel programmer,and a danfoss electronic room stat. i have just 1st fixed and 2nd fix monday morning.happy with the...
    • underpar12
    • Thread
    • central central heating connected connecting cylinder electricians' talk heating help number plan programmer s plan
    • Replies: 2
    • Forum: Central Heating Systems
  20. A

    Valliant Combi as S plan?

    I need to wire a Valliant combi as S plan so that the combi can work with a solar system. Currently terminals 3 and 4 on the boiler just go to the clock and room stat. In the new arrangement I want the boiler to turn on if either the HW or CH calls for heat. All the components I am using are...
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