What was found
(CAN) FOLLOWING TROUBLESHOOTING, OF UNKNOWN NATURE, FOR A CHIP DETECTOR WARNING PERFORMED BY A LOCAL FBO, THE ACFT WAS RELEASED TO SERVICE. ON THE 1ST FLIGHT FOLLOWING, THE CREW RECEIVED AN ENGINE TEMPERATURE EXCEEDANCE WARNING ACCOMPANIED BY HIGH VIBRATIONS. ENGINE CONDITION IS UNKNOWN HOWEVER IT WILL BE REMOVED AND SENT FOR INVESTIGATION AND REPAIR.