TY Ricey
It was quite easy to learn, Google is you friend
http://www.osh.govt.nz/order/catalogue/ ... anners.pdf
OK I may have a bit of experience in the spanner department (it was the 2 years I spent as an apprentice mechanic) that helped.
See there's the difference........I've spent the last 11 years working hard to bring the world to the brink of the financial apocalypse rather than tinkering with engines