well, first off, it ain't simple if ya can't do it.
you own a hammer? i mean a HAMMER! no sissy tack hammer or one of those cheap azz flea market $1.99 so-called hammers. i'm talkin' about a serious MAN hammer here.
so............. tighten the puller as much as you can, then, on the end or top of the puller where you tighten the gizmo, you take your gold plated instrument of death, and.........
WHAM. man that felt GOOD! WHAM, why you son of a.... WHAM, WHAM, WHAM!
check the tightness of the puller and give it another half turn of so, and then............
WHAM! dirty stinkin' WHAM, WHAM, WHAM!
eventually the steering wheel will simply pop loose.
THEN..........
that damned neighbors cat just peed in the flower bed again..
WHAM, WHAM, WHAM!
there................... nice kitty......