my saunier duval sd40 water heater for my caravan the pilot light is n?

the pilot light will not stay on when i take my finger of the button replaced the main water tank last year tried replaceing the heat exchanger fiund their was a build up of sut round the main water tank any help would be gratfull
gail kelly, September 2007


done
replace thermocouple

kris, September 2007
link Click here to see other fixes for Saunier Duval.