What was found
DURING TAXI, CREW REPORTED LT BRAKE PEDAL ON BOTH SIDES TO BE INEFFECTIVE WITH ANTI-SKID ON AND OFF. MX FOUND THE LT MASTER CYLINDER FAILED. BOTH MAIN WHEEL BRAKES AND THE LT BRAKE MASTER CYLINDER WERE REPLACED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING TAXI, CREW REPORTED LT BRAKE PEDAL ON BOTH SIDES TO BE INEFFECTIVE WITH ANTI-SKID ON AND OFF. MX FOUND THE LT MASTER CYLINDER FAILED. BOTH MAIN WHEEL BRAKES AND THE LT BRAKE MASTER CYLINDER WERE REPLACED.