As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER INDUCTION INTO HEAVY MAINTENANCE FOR SCHEDULED INSPECTIONS. FRAME 5A WAS FOUND TO HAVE A CRACK IN IT. THIS MAINTENANCE RESOLUTION RESULTED IN THE COMPLIANCE OF THE FRAME 5A REINFORCEMENT SERVICE BULLETIN. SB EC135-53-031. THE REPAIR WAS SUCCESSFUL AND THE AIRCRAFT WILL BE RETURNED TO SERVICE.