What was found
PILOT REPORTED A #1 ENGINE FIRE LIGHT ILLUMINATED IN FLIGHT. PILOT PRESSED EMER OFF SWITCH 1 AND ENGINE FIRE BOTTLE #1 AND PERFORMED A RUN-ON LANDING. PATIENT WAS TRANSPORTED BY GROUND. MAINTENANCE DISCOVERED AN OIL LINE FROM MODULE 4 AT THE #7 BEARING RETURN OIL LINE HAD LOST TORQUE AND HAD SPRAYED OIL ON THE HOT ENGINE CAUSING THE SMOKE FROM THE COWLINGS. MECHANICS ARE CLEANING THE ENGINE INTERNAL AND EXTERNAL FOR THE HALON 1301 AND THE OIL SPRAY.