2004 Bombardier Outlander 330/400 Factory Service Manual, Page 313Get this manual
Section 09 BRAKES Subsection 02 (HYDRAULIC BRAKES)
Inspection and Lubrication
Discard any remaining fluid inside reservoirsClean reservoirs, master pistons and master cylinders thoroughly with clean brake fluidCheck: boots for crack springs for damage piston cups for wear, deterioration or damages master cylinders and pistons for scoring, scratches or other damagesChange part(s) if necessaryCheck locking pin no29 for excessive wear, replace if necessaryCheck if the end cap O-ring is brittle, hard or damagedNOTE: If master cylinder housing is damaged or leaking, replace as an assembly
If push rod yoke no22 has been removed, reinstall it then adjust push rod length, see the following illustration
Assembly
Front Master Cylinder Coat master piston and piston cups with clean brake fluidInstall: spring onto master piston master piston into master cylinder snap ring into groove in the master cylinder boot into master cylinder and the groove in pistonApply silicone grease to the brake lever contacting surface of the pistonInstall brake lever and locking mechanismNOTE: Apply silicone grease on lever pivot boltRear Master Cylinder Install: push rod no28 snap ring no27 boot no26