What was found
SJU - FLT 508 - PREFERENTIAL SYSTEM INOP ON PUSH BACK. REMOVED AND REPLACED NR 3 GENERATOR GCU. OPS CHECKED NORMAL IAW MM 24-20-0. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SJU - FLT 508 - PREFERENTIAL SYSTEM INOP ON PUSH BACK. REMOVED AND REPLACED NR 3 GENERATOR GCU. OPS CHECKED NORMAL IAW MM 24-20-0. (M)