What was found
(CAN) UPON DEPARTURE OF FLIGHT 703 FROM VRA-YMX, TAKE OFF WAS REJECTED DUE TO NR 3 ENGINE VIBRATION LIGHT CAME ON. DURING TAKE OFF, VIBRATION WAS CONFIRMED ON BOTH CHANNELS. CHECK LIST CARRIED OUT AT 60 KNOTS. TEST 11 CARRIED OUT IAW AMM 71-00-00. VIBRATION LEVELS FOUND TO BE WITHIN LIMITS. A BOROSCOPE INSPECTION WAS SCHEDULED TO BE CARRIED OUT WITHIN 25 HOURS IAW AMM 71-91-00. A/C DEPARTED FROM VRA WITHOUT ANY FURTHER PROBLEM. UPON RETURNING IN YMX, THE ENGINE WAS REPLACED FOR COMPANY CONVENIENCE, BY ENGINE SN 14830.