What was found
PILOT EXPERIENCED AN ENGINE CHIP LIGHT INDICATION. HE CHOSE TO MAKE LANDING. UPON INVESTIGATION BY THE MECHANIC, A SMALL SILVER OF METAL WAS FOUND. THE PLUG WAS CLEANED. THE SYSTEM WAS FLUSHED AND THE OIL FILTER WAS INSPECTED WITH NO EVIDENCE OF METAL AND REPLACED. FOLLOWING GROUND RUN AFTER MAINTENANCE PRESENTED AN ADDITIONAL ENGINE CHIP LIGHT INDICATION WITH NO EVIDENCE OF METAL. ENGINE CHIP PLUG WIRING HARNESS WAS REPLACED. THE AIRCRAFT WAS GROUND RUN AND FLIGHT CHECKED WITH NO FURTHER INCIDENCE. (K)