As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
#1 ENGINE FIRE LOOP B INOP. GROUNDED - YES. (RESOLVED ON W/O: 1975101 TASKCARD: N/R-00002 ) PERFOMRED FIM 26-10 TASK 801 AND FOUND FAULT ENGINE 1 LOOP B LEFT CORE FAULT. PERFOMRED ELECTRICAL TESTS IAW FIM 26-10 TASK 805. FOUND HIGH RESISTANCE. PERFOMRED GVI OF HARNESS AND FOUND BROKEN CONNECTOR TO LEFT CORE LOOP B DETECTOR. REPLACED CORE FIRE DETECT HARNESS IAW AMM 26-11-02. OPS TEST GOOD. FAULT NO LONGER PRESENT. THIS CLEARS MEL 26-2B. SEAMC SCOTT NOTIFIED.