As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CO-PILOTS RT BRAKE PEDAL WENT ALL THE WAY TO THE FLOOR. PRESSURE CAME BACK AFTER SEVERAL PUMPS, NOTICED DURING TAXI. T/S: REMOVED AND REPLACED COPILOTS RT BRAKE MASTER CYLINDER, BLEED AND SERVICED. OPS CHECKS GOOD REF H400 XP MM 32-40-00.