As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER TAKEOFF (DURING FIRST STAGES OF CLIMB) THE NR 2 ENGINE VIBRATION INCREASED, FLIGHT CREW SHUTDOWN ENGINE IN ACCORDANCE WITH OPERATING PROCEDURE AND RTURNED TO BASE. MAINTENANCE PERFORMED TEST 21 IN ACCORDANCE WITH ROLLS ROYCE PROCEDURES, ENGINE VIBRATIONS RETURNED TO NORMAL, AIRCRAFT RETURNED TO SERVICE. NO FURTHER REPORTED INCIDENTS.MAINTENANCE SUSPECT OIL HIDING AS CAUSE OF ENGINE VIBRATION .