my sime (combi friendly boiler) will not stay alite once i have lit it. to lite it i have to push a circular nob in and wait a few seconds for the spark to ingage
. once alite i have to hold for a second and then slowly turn the nob clockwise and hold for a moment and then release but then the pilot light goes out. can any body help me with this problem many thanks

dean, December 2007

it sounds like you thermo-couple has gone. shouldnt be to expensive to get fixed. usually about £3 each

sam, January 2008