As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EN ROUTE TO A PR EVENT, TAIL ROTOR CHIP LIGHT ILLUMINATE CAUSING AN UNSCHEDULED LANDING. REMOVED & EXAMINED THE MAGNETIC CHIP PLUG & FOUND A SMALL HAIR LIKE METAL SLIVER. THIS PARTICLE WAS REMOVED, CHIP DETECTOR CLEANED & THE PLUG REINSTALLED. GND RAN ACFT FOR 15 MINUTES WITH NO FURTHER LIGHT. THE ACFT WAS FOUND TO BE AIRWORTHY AT THAT TIME & WAS RETURNED TO SERVICE.