You can review the below link to the General Aviation Operations Inspector Handbook (Order 8700). You will see the procedure the Inspector is suppose to follow and the 10 hour requirement.
http://www.faa.gov/library/manuals/examiners_inspectors/8700/volume2/media/2_028_00.pdf
JAFI
http://www.faa.gov/library/manuals/examiners_inspectors/8700/volume2/media/2_028_00.pdf
JAFI