As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) #1 ENGINE PRE-COOLER INLET DUCT ASSY PART NUMBER 171-03352-405 FOUND CRACKED AND BLOWN OUT DURING A SCHEDULED INSPECTION. COMPOSITE PANEL FOUND BRITTLE DUE TO AGE, PANEL 170-03352-405 HAS BEEN REPLACED AND AC HAS BEEN RETURNED TO SERVICE.