As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BGR - FLT 4383 - APPROXIMATELY 3 MINUTES AFTER TAKEOFF, THE LEFT ENGINE CHIP DETECTOR LIGHT ILLUMINATED. AIRCRAFT RETURNED TO BGR AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND LEFT CHIP DETECTOR HAD FAILED. DETECTOR WAS REPLACED AND AIRCRAFT RETURNED TO SERVICE. (M)