What was found
AIR TURN BACK, DECLARED EMER, ODOR DETECTED IN CABIN. FOUND RT HEAT EXCHANGER DUCT DAMAGED. R & R RT MIX VLV TO PACK VLV DUCT ASSEMBLY IAW MM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIR TURN BACK, DECLARED EMER, ODOR DETECTED IN CABIN. FOUND RT HEAT EXCHANGER DUCT DAMAGED. R & R RT MIX VLV TO PACK VLV DUCT ASSEMBLY IAW MM.