What was found
RIGHT A/C BAY PRIMARY (AFT) HEAT EXCHANGER INTERNAL DIFFUSER DUCT DOOR STOP CRACKED. REMOVED & REPLACED DIFFUSER DUCT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
RIGHT A/C BAY PRIMARY (AFT) HEAT EXCHANGER INTERNAL DIFFUSER DUCT DOOR STOP CRACKED. REMOVED & REPLACED DIFFUSER DUCT.