What was found
DURING NORMAL CRUISE FLIGHT, THE PILOT REPORTED THE ENG CHIP LIGHT ILLUMINATED. THE PILOT PERFORMED A POWERED PRECAUTIONARY LANDING ON A PRIVATE, CLEARED LOT WITHOUT INCIDENT. AFTER INVESTIGATION OF THE CHIP PLUGS, BY A CERTIFICATED MECHANIC, IT WAS DISCOVERED THAT BOTH BOTTOM & TOP PLUGS WERE COVERED WITH SMALL TO MEDIUM METAL PIECES. THE PLUGS WERE CLEANED & REINSTALLED & AN ENG START WAS ATTEMPTED. THE CHIP LIGHT ILLUMINATED ON STARTUP, THE START WAS ABORTED. THE ACFT REMAINED OVERNIGHT UNDER GUARD & WAS RECOVERED BY CRANE & LOWBOY TRUCK ON THE MORNING OF 03 25 2016 & ACFT RETURNED TO THE HANGER FOR ENG CHANGE & FURTHER INVESTIGATION. NO DAMAGE SUSTAINED TO THE ACFT OR PAXS.