What was found
AIRCRAFT WAS GROUNDED: REJECTED TAKEOFF AT 70 KNOTS DUE TO PARKING BRAKE FLASHED ON ALONG WITH MASTER CAUTION. RETURNED TO GATE. REPLACED PARKING BRAKE ELECTRICAL CONTROL VALVE PER AMM 32-45-51.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: REJECTED TAKEOFF AT 70 KNOTS DUE TO PARKING BRAKE FLASHED ON ALONG WITH MASTER CAUTION. RETURNED TO GATE. REPLACED PARKING BRAKE ELECTRICAL CONTROL VALVE PER AMM 32-45-51.