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I light the pilot flame then when I let go of the botton it…

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I light the pilot flame...
I light the pilot flame then when I let go of the botton it goes out. The boiler will not work.
Submitted: 8 months ago.Category: UK Plumbing
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Answered in 11 hours by:
11/14/2017
Plumber: Brian, Plumber replied 8 months ago
Brian
Brian, Plumber
Category: UK Plumbing
Satisfied Customers: 872
Experience: 16 yrs. experience as plumber, including full bathroom and kitchen installations.
Verified
This is most likely going to be the thermocouple failed it will need to be replaced
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