This applies to all sports and not just Oly,different coaches have different methods. This person has seen you lift in person, why not give their program a solid shot before doing other things? Unless what they are having your do is something completely dangerous/wacky. Giving it a month to 2 months time is not really that much of a commitment is it?
How often do you meet with him?
"And for crying out loud. Don't go into the pain cave. I can't stress this enough. Your Totem Animal won't be in there to help you. You'll be on your own. The Pain Cave is for cowards.
Pain is your companion, don't go hide from it."