There are some useful docs here:
http://www.caa.co.uk/publications/pu...e=sercat&id=22
Doc 19 is useful
There is also a 'Flight Examiners Handbook' issued to UK examiners - I guess you could get one from the UK CAA - it's not on the web.
There is a JAA Flight Examiners Handbook here:
http://www.jaa.nl/licensing/flight_e...rs_manual.html