What was found
FLIGHT NUMBER:4701 ROUTE: KGEG-KPSC DISCREPANCY: EXPERIENCED SMOKE IN THE COCKPIT, DECLARED AN EMERGENCY PERFORMED AIR TURN BACK TO KGEG CORRECTIVE ACTION: CLEANED DEICE FLUID FROM ENGINE COWLING, RAN ENGINE PER C208 CHECKLIST FOR 10 MINUTES WITH HEAT ON, NO ABNORMAL SMOKE OR SMELL NOTED