As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PIT-MHT - FLT 2160 - AFTER TAKEOFF, THE LEFT ENGINE FIRE HANDLE AND THE 2 LEFT DETECTOR LOOP LIGHTS ILLUMINATED. THE FIRE BELL ALSO RANG. POWER WAS REDUCED AND THE LIGHTS WENT OUT. THE AIRCRAFT RETURNED TO THE FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED A FAILED CLAMP ON THE 13TH STAGE DUCT THROUGH THE ENGINE PYLON. (M)