What was found
(CAN) EXHAUST PORT MATING FLANGE ON RISER CRACKED THROUGH FLANGE AND ALONG LOWER EDGE OF WELD 5/8 OF CIRCUMFERENCE. REPLACED RISER ASSEMBLY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) EXHAUST PORT MATING FLANGE ON RISER CRACKED THROUGH FLANGE AND ALONG LOWER EDGE OF WELD 5/8 OF CIRCUMFERENCE. REPLACED RISER ASSEMBLY.