Econoline E550 V10-6.8L VIN S (2003)
Brake Master Cylinder: Service and Repair
Disassembly and Assembly
Brake Master Cylinder - E-550
Material
Disassembly
WARNING: Brake fluid contains polyglycol ethers and polyglycols. Avoid contact with eyes. Wash hands thoroughly after handling. If brake
fluid contacts eyes, flush eyes with running water for 15 minutes. Get medical attention if irritation persists. If taken internally, drink water
and induce vomiting. Get medical attention immediately.
1. Remove the brake master cylinder.
2. Clean the outside of the brake master cylinder.
3. Remove the brake master cylinder filler cap and drain the remaining brake fluid.
4. If so equipped, remove the brake pressure switch.
5. Remove the primary piston assembly.
1. Depress the primary piston and remove the snap ring.
2. Remove and discard the primary piston assembly.
