As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) CREW REPORTED VIA ACARS THAT NR 1 ENGINE EGT WAS LOWER THAN NR 2 ENGINE ALONG WITH AN INCREASE IN NACELLE TEMP. ON ARRIVAL, THE NR 1 ENGINE OTBD REVERSER HALF, C-DUCT, INNER FIX STRUCTURE, IFS WAS FOUND WITH DAMAGE. FURTHER INVESTIGATION SHOWED THE INNER THERMAL BLANKET WAS TORN AND DISBONDED THROUGHOUT APPROXIMATELY 80 PERCENT OF THE SURFACE. 2 THERMAL COUPLES WERE ALSO FOUND DAMAGED. REVERSER HALF C-DUCT AND THE THERMAL COUPLES WERE REPLACED AND ACFT RETURNED TO SERVICE..