2000-2001 Kawasaki 1100 STX D.I. Jet Ski Factory Service Manual., Page 162Get this manual
8-4 COOLING AND BILGE SYSTEMS Bilge System
Breather Removal
Pull the hoses [A] off the breather Unscrew the mounting bolts [B],and remove the breathers LC]
Breather Instaaton
Be sure the small hole [A] in the breather is open before installing it Apply non-permanent locking agent to the breather mounting bolt
and tighten it
Breather Cleamng and Inspection Check that the small hole in the top of the breather is open by blowing