Recent content by jonnyboy135

  1. J

    Wiring a Honeywell ST9400c Programmer

    Thanks for the info guys!! Fitting a boiler and the final electrical work is well beyond my skills, let alone my qualifications. I just needed to know how to wire the programmer end as I have someone coming in to hang the boiler, do the gas and the electrical connections at the wiring centre.
  2. J

    Wiring a Honeywell ST9400c Programmer

    Hi All, 1st post here..... I am currently putting central heating into my new house. There was only previously a coal fire that provided any form of heat!! I have a 10 way wiring box to which the system boiler, cylinder stat, and room stat and 2x two port valves will eventually be...
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