As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 ENGINE NOT TESTING DURING OVERHEAT FIRE TEST. ACFT GROUNDED. PERFORMED RESISTANCE CK OF ALL B LOOP FIRE DETECTORS ON NR 2 ENGINE. RF 26-10-00-810-805 TABLE 3. FOUND RT CORE M1760 W/ HIGH RESISTANCE READING. DUE TO HISTORY R & R M1760 REF 26-11-01. PERFORMED OPS TST REF 26-11-00-710-801. SYS CKS NORMAL.