As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU FIREWALL PANEL 351BZ, PN 170-65669-003 HAS 0.500" CRACK AT UPPER ANGLE AND 0.480" CRACK AT LOWER ANGLE. CRACK ROUTED OUT AND NDT PERFORMED VERIFYING NO MORE CRACKING EXISTS ON WO 482000-316 IAW ETD2012-170-005581 AND COMPASS EA E175-53-263 REV IR.