As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE FLIGHT, THE PILOT WAS ALERTED TO A MAIN TRANSMISSION CHIP LIGHT. HE IMMEDIATELY DIVERTED BACK TO THE BASE OF OPERATIONS APPROX 3NM AWAY WITH NO ISSUES. INSPECTED THE CHIP DETECTORS. A CLASS C CHIP WAS FOUND. THE DETECTOR WAS CLEANED, SYS OIL WAS DRAINED, FILTER CHANGED & SYS OIL SERVICED. A FIFTEEN MINUTE PENALTY RUN COMPLETED THE MAINTENANCE ACTION FOR THIS EVENT WITH NO DEFECTS NOTED.