As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UNIT RECEIVED FROM REPAIR FACILITY WITH COOLING FAN ASSEMBLY AND FAN COVER LOOSE. ATTACHING HARDWARE ONLY STARTED IN NUTPLATES. FASTENERS WERE TIGHTENED AND THE UNIT INSTALLED. UNIT TRIPS OFF-LINE DURING ENGINE ACCELERATION ON AN INTERMITTENT BASIS. SUBMITTER RECOMMENDS TESTING OF THE VOLTAGE REGULATOR AND FINAL INSPECTION PRIOR TO MAINTENANCE RELEASE.