andrew smith asked ... 2009 fiesta 1388 cc titainum?    |    Eric asked ... Strimmer fuel line?    |    Frank asked ... Working fine. No cold air?    |    c.m.brown asked ... Replace chuck on aeg power drill sb2e 700r?    |    tom dimmock asked ... How can i mend the lid on russell hobbs elec?    |    Click here to ask your question

Gas flame colour?

Why is my gas flame showing a yellow top under the boiler.
Vince Parker, January 2009
Could be poor gas/air mix - incomplete combustion - check this link

http://www.hse.gov.uk/gas/domestic/co.htm

Peccavi, January 2009