16. BRAKE SYSTEM MXU 500IRS ASSEMBLY Wash the master cylinder components with new brake fluid before reassembly. Do not wipe the brake fluid off with a rag after washing the components. When washing the components, use the specified brake fluid (DOT 4). Never use different types of fluid or cleaning solvents such as gasoline, kerosine, etc. Apply brake fluid to the master cylinder bore and all the component to be inserted to be inserted to the bore. Front/rear brake master cylinder Install the spring/piston. Install the snap ring. Install a new dust boot. Fluid Duct Snap Ring Dust Boot Brake pedal master cylinder Install the spring/piston. Install the snap ring. Install a new dust boot. Install a new O-ring. Install the fluid duct. Install the snap ring. Spring Piston Snap Ring 16-30