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  1. Y

    Which Central heating plan?

    Hi, I've recently had some problems installing a new timer switch (and had help from members of this site) but after some digging have come to the conclusion that I'm not sure which Central Heating plan I have, i.e. Y, C, W etc. I have the following:- Honeywell ST6400 timer Honeywell...
  2. Y

    Honeywell st6400 Ravenheat wiring help

    Hi, Ive just fitted the above programmer but I am a little confused by the wiring diagram for over run boiler. The table in the instructions state that I should connect terminal 9 to LP and terminal 8 to D for a Ravenheat Primary boiler. The issue I have is that I cannot find any reference...
  3. Y

    Ravenheat boiler problem

    Hi, I have a raveheat boiler at home of which has been in for 3 years. The problem I have is that the boiler itself has started cutting out when the inital ignite takes place. The timer kicks in, the boiler starts making it's usual noise, no flame lights although the pilot is on and then...
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