As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENGINE DETECTION CIRCUIT GROUND LIGHT ILLUMINATED. TRANSFERRED TO DMI 16463 IAW MEL 26-9 PLACARD INSTALLED. REF DMI NR 16463 NR 1 ENG DETECTION CIRCUIT GROUNG LIGHT ILLUMINATED. FOUND ENG FIRE LOOP TOUCHING CASE, REROUTED FIRE LOOP, OPS CHECKS GOOD IAW B727 MM 26-11-012. THIS CLEARS DMI NR 16463. PLACARD REMOVED MXC NOTIFIED.