What was found
FAT - ON TAXI OUT FOR FLIGHT 2478, CAPTAIN'S RADIO ALTIMETER ERRATIC. AIRCRAFT RETURNED TO THE GATE. MAINTENANCE PLACED THE SYSTEM ON MEL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FAT - ON TAXI OUT FOR FLIGHT 2478, CAPTAIN'S RADIO ALTIMETER ERRATIC. AIRCRAFT RETURNED TO THE GATE. MAINTENANCE PLACED THE SYSTEM ON MEL.