As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGINE FIRE PROTECTION SYSTEM NR 1 DETECTOR GROUND CIRCUIT LIGHT ILLUMINATED EN ROUTE. FOUND NR 1 ENG FIRE LOOP ISOLATOR CLAMP HARDWARE MISSING, LOOP TOUCHING CLAMP. INSTALLED NEW CLAMP AND ISOLATOR IAW MM 26-11-21. SYS OPS CHECKS GOOD IAW MM 26-11-00. CLEARS DMI 7747.