Recent content by diyphysio

thanks bengasman. its in the box ready for return today. I dont think it was wired up wrong, however I didnt have a voltmeter tester to confirm that red wire was live, blue neutral, yellow return... thanks for suggestion.

Hi, I have a Biasi 24s boiler, i've replaced the old honeywell mechanical thermostat (must have been 15yrs old) with a Horstmann Centaurstat 7 programmable thermostat. After reading a few reviews online this sounded easy, however the boiler is not responding (firing up) to my increases in...