i have a chaffoteaux & maury boiler and when i turn my tap on for hot water or turn heating on its lights but then about 5 seconds later it goes out and 3 lights keep flashing the 3 lights are 50,70 80 please help as last owner never left manual nd i need a bath and its cold. its a britony combi se.

joanie, June 2009

the three lights flashing on your boiler indicates -
Central Heating thermistor flow faulty (short ciruit)

grumpy john, September 2009