Hey sorry to dig up such an old thread but I think the same thing has happened to my system. I replaced the batteries in my SUNVIC RF transmitter and noticed afterwards the central heating never comes on. Of course weather cold enough to initiate the thermostat has only just started so I think...
My system has:
Boiler + Electronic timer in the kitchen
Immersion heater with a simple valve for choosing how much % of water goes to HW / Heating
NO thermostat
No thermostatic radiator valves, not that that means much
Water tank in the loft
I can't really tell you more than that from...
:? these paragraphs seem contradictory? One says not wired correctly is the issue, the other says wiring is fine, you have a simplicity valve.
Ok so, assuming you mean the latter, is there anyway I can tell for sure that this is the case? Where can I buy a timeswitch? Is it legal for me to...
Lately me and my mum have been getting annoyed with the plumbing. We had our kitchen redone and the electrician installed a new electronic timer for the boiler. Naturally he didn't give us the manual -.-
Despite that I worked out how to use it just about. The thing that suprised me was that...