What was found
(CAN) THE PILOT WAS ON TAKEOFF ROLL AT ABOUT 88 KNOTS WHEN HE WITNESSED A PUFF OF SMOKE FROM THE EXHAUST STACKS, THE PMU STATUS LIGHT ILLUMINATED, AND THE ENGINE TEMPERATURE INCREASED WHILE COMPRESSOR SPEED AND TORQUE DECREASED BEFORE THE THROTTLE WAS PULLED BACK. THE PILOT SHUT THE ENGINE DOWN AND ABORTED TAKEOFF. A REVIEW OF THE ENGINE MAINTENANCE LOG INDICATED THAT THIS WAS THE FIRST FLIGHT FOLLOWING A FUEL NOZZLE SET REPLACEMENT. TROUBLESHOOTING IS ON-GOING.