As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGINE CHIP LIGHT CAME ON DURING TAXI. SHUTDOWN ACFT. FOUND LARGE AMOUNT OF METAL PARTICLES ON RGB & AGB CHIP DETECTORS. ALSO PERFORMED ENG OIL FILTER CLEANING & OIL SAMPLE FOUND METAL PARTICLES. WHEN TURNING PROPELLER YOU COULD FEEL GRINDING & RATCHETING THROUGH THE PROPELLER, NO EXTERNAL OIL LEAKS NOTED. BORESCOPE CT DISK & LOOK AT THE 1ST STAGE COMPRESSOR & EXHAUST POWER TURBINE, FOUND NO BLADE RUB OR BLADE DAMAGE.