Hi,
First up disclaimer, I haven’t done this with any Rockshox forks (only fox) and if you don’t feel competant get a professional to do it 😉
However, it should be as easy as a basic service to be honest.
I would also suggest that you might need more than a couple of rides to really assess the capabilities of the bike.
But when it comes time the appropriate information is here:
https://sram-cdn-pull-zone-gsdesign.netdna-ssl.com/cdn/farfuture/2Z873lHkHJlk_WLn6l66jhKO-SUguVW__y-sbDvx3sY/mtime:1382549849/sites/default/files/techdocs/gen0000000004444_rev_b_sektor_recon_xc32.pdf
Service manual for the 2014 Sektor which I believe is the model on your bike. The first section describes taking out the air spring and how to add or remove travel spacers (in your case remove…).