Jack the bike up, tie it down, stabilize the forks (with a bungie or rope) so they don't flop about and put a floor jack under the front wheel so you can compress the forks completely once you have the caps off. The rest will be obvious from the point forward.

A positive attitude may not solve all your problems, but it will annoy enough people to make it worth the effort. Herm Albright (1876 - 1944)