Ford Transit 2002 Owner's Manual page 207

CAUTION: Make sure the brake master cylinder vacuum seal is correctly positioned
before installation.
12. Remove the brake master cylinder.
Discard the nuts
Installation
1. To install, reverse the removal procedure.
2. Bleed the brake system.
For additional information, refer to:
System Bleeding
General Information, General Procedures).
http://vnx.su
Brake
(206-00 Brake System -