2003 Suzuki LT-Z400 Factory Service Manual, Page 171Get this manual
Place rag underneath the brake hose union bolt on the master cylinder to catch brake fluidRemove the brake hose union bolt and the brake hose
Immediately wipe off brake fluid contacting of the vehicleThe brake fluid reacts with paint, plastics, rubber materials, etc and will damage them severely Remove the master assembly Disconnect the brake switch "',H ,t;,