What was found
(CAN) DURING CLIMB, PILOT NOTICED SMOKE FROM LEFT ENGINE. SUSPECTING FIRE, ENGINE WAS SHUTDOWN AND SECURED AND FIRE BOTTTLE ACTIVATED. UNEVENTFUL LANDING C/O SASKATOON. MAINTENANCE DISCOVERED BROKEN CHIP DETECTOR ALLOWING ENGINE OIL TO LEAK ONTO ENGINE CASE, RESULTING IN SMOKE. OIL REPLENISHED, DETECTOR REPLACED NEW. FIRE BOTTLE REMOVED FOR RECHARGE. CRACK FOUND AT THE CHIP DETECTORS BASE TO THREADED AREA. (X)