Louisiana HS Officials 2 man mechanics manual:
http://www.lhsaa.org/officialsfiles/...nicsManual.pdf
British Columbia Officials 2 person manual:
http://www.bcboa.org/OfficiatingManual.pdf (i'm not sure how current this is, but they also have a link to the 2003 mechanics at
http://www.bcboa.org/BCBOAManual2003.pdf , but maybe this is what you're switching from?