As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
POTENTIAL HAZARD:- DURING INSPECTION THE COMPRESSOR CASE WAS OBSERVED TO HAVE A SMALL HOLE IN IT. APU ENGINE WILL BE REMOVED 16 JULY AND SENT TO SHOP FOR INVESTIGATION. MFG WILL INVESTIGATE TO ESTABLISH ROOT CAUSE AND SUPPLEMENT THE REPORT ONCE THE INFORMATION IS AVAILABLE.