Hi,
I'm finally giving in and asking for help on this.
I have a Honeywell T6360B - fairly common from the amount of reading I've done. Main source of advice was here;
http://www.dancingfrog.co.uk/posts/2013-08-24-honeywell-t6360b-thermostat-wiring
and this is a pic of my T6360B
1 -...