What was found
LIH/HNL - FLT 30 - PILOT REPORT. NR 2 ENGINE BEGAN VIBRATING AND FAILED AFTER TAKEOFF. DECLARED EMERGENCY, ALL CHECK LISTS COMPLETED. UNEVENTFUL LANDING AT LIHUE. REPLACED NR 2 ENGINE ASSY IAW FORMS M-211, M-212, M-213, M-214, AND M-215. AIRCRAFT RETURNED TO SERVICE. (X)