Stem you are a genius! I had done all of the above with exception to taking the batteries from the thermostat monitor... I see green light... extremely happy!!!! (should have spoken to you before spending an hour taking the whole thing apart!)
Hi stem.. yes the flickering flame symbol is present on the thermostat (and this is why I have assumed that it is calling for heat, I'm hoping that is a correct assumption?!)
Hello, complete novice here.. after doing some searching I found an old post which has alerted me to the fact that the problem with my boiler not responding to the salus rt500rf thermostat display monitor is most likely the receiver, as it is displaying the red light (& is therefore receiving...