If you are going to use a secondary, and they are rarely required, you must take a gravity reading and wait until you reach your FG before moving it. You need that yeast cake for post fermentation cleanup (conditioning) and by racking too soon you lose that great work that they will do for you.
Something is always fermenting....
"It's Bahl Hornin'"
Kegged: Bourbon Barrel Imperial Stout
On Deck: German Lager