As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON REMOVAL OF THE 315A2130 BLANKET INSTALLATION, VISUAL & ULTRASONIC INSPECTION OF THE 315A2101-174 BONDED PANEL ASSEMBLY, CMM 78-31-26 FIGURE 6 ITEM 40B, REVEALED EIGHT AREAS OF THERMAL DEGRADATION RESULTING IN DISBOND & DELAMINATION C/T THE 174 BONDED PANEL ASSEMBLY IML. ALSO NOTED THAT THE 315A2137-1 COOLING VENT BUSHING IS 100% BLOCKED ON INBD END.