As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TRANSMISSION CHIP LIGHT ILLUMINATED ON WARNING PANEL ON LANDING. REMOVED CHIP DETECTOR AND OIL FILTER, FOUND FINE METAL DEPOSITS. COMPLIED WITH SB EC135-63A-012 PART 3, STAGE BAND PART 4 DRIVE STAGE TOOTHING INSPECTION. DRIVE GEARS FOUND WITHIN LIMITS. CLEANED OIL FILTER AND CHIP DETECTOR IAW MM 63. REPLENISHED WITH OIL, GROUND RAN FOR 15 MINUTES. INSPECTED CHIP DETECTOR AND FILTER, NO FURTHER DEPOSITS FOUND.