Vacuum Brake Booster: Service and Repair

1. Remove master cylinder as outlined previously.
2. Remove vacuum hose clip and hose from the check valve.
3. Pull out clevis pin and separate clevis from brake pedal arm.
4. Remove Master-Vac to spacer retaining nuts and the Master-Vac assembly.
5. Reverse procedure to install after measuring the distance between the master cylinder mounting face on the Master-Vac and the end of the pushrod.