joe_m:
If you review the following document previously mentioned in an above post, CAN/CSA-B335-04-Safety Standard for Lift Trucks, especially Section 7, Qualifications for Forklift Truck Trainers (pages 34-35), you will find many of the specific trainer skill sets that you are looking for.
cownd:
You may be interested in reviewing Section 4.10, Lift Truck Operator Medical and Physical Requirements from the same document, keeping in mind that any specifics must comply with the requirements of the Americans with Disabilities Act.
A previous above post tells you how to access this document.
This is ONLY to be used to report flooding, spam, advertising and problematic (harassing, abusive or crude) posts.