hi there ive had eco boiler approx 2/3 yrs on one occasion I had no hot water or heating but the green light was on not the red light the baxi man came and confirmed to me the boiler had a safety cut out red button and this had to be reset ive got the front off the boiler but can I heck reset the button I cant even find it can anyone give me help just to see if it is this small fault There is no pilot light on at all