As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APPROX 30 MIN FROM DESTINATION, NOTED LT ENGINE FIRE WARNING LIGHT DIMLY ILLUMINATED. ALL ENGINE PARAMETERS WERE NORMAL, REDUCING THRUST LEVER ON AFFECTED SIDE, NO CHANGE. PERFORMED INSPECTION OF FIRE LOOP ZONE 1. FOUND LOOP CHAFING ON GEARBOX, NO DAMAGE OR DEFECTS NOTED ON LOOP, REPOSITIONED LOOP AND PERFORMED OPS CHECK WITH NO DEFECTS NOTED. REF MM 26-10-00 AND WIRE DIAGRAM- 26-20-11.