Any one have an idea what Buderus uses as a date code?
Model G115/4 WS Ser# 253000-08217-01241-7747019703
Components on the boiler suggest '08.
http://hisearch.web.officelive.com/Buderus_age.aspx
Yes, '08… 2008 was a leap year, so manufacture date… August 4, 2008
http://amsu.cira.colostate.edu/leap.html
(See link for explanation).
Your a good man Jeff, Thanks