Pilot light keeps going out?

I have a Myson Apollo Fanfare boiler. It has just had the gas valve replaced but the pilot light now keeps going out. I have had a new thermacoupling device fitted but the pilot light still goes out after around 10mins.
Alison Clarke, December 2006


done
The pilot light on my Myson economist boiler keeps blowing out! As soon as ive lit it and released the gas button it goes out.Any help would be great as its freezing in here!

Phil coulthard, January 2007
possibly the overheat stat or the leads to the thermocouple fron the overheat stat

Paul, December 2006
i would say its not been set up right.

hi-spec plumbing, December 2006
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