What was found
ON CLIMB OUT AIRCRAFT DEVELOPED A VIBRATION IT PROGRESSIVELY GOT WORST. ONCE LEVELED OFF, DISENGAGED AUTOTHROTTLES & CONTROL THRUST. BROUGHT RT ENGINE UP, VIBRATION INCREASED LT SIDE NO VIBRATION. RECEIVED ENG VIBRATION RT ROLLED BY ENG EXCEEDENCE RT ITT WAS 1001. STARTED TO SHUT ENG DOWN IT HAD ALREADY AUTO SHUT DOWN LANDING WAS ON ONE ENG AND WAS UNEVENTFUL. REMOVED RT ENGINE DUE TO ENGINE EXCEEDANCE R ITT WAS 1001. TT: 5026.4, TC: 3048 & INSTALLED NEW ENG. ACCOMPLISHED SATISFACTORY ENG RUNS, COMPLIED WITH LEAK & OPS CHECKS. NO DEFECTS NOTED. WORK PERFORMED IAW AMM 71-00-00 & LMM AS907-2-1S, 72-05-25, REV. 6. AMM REV. B, 04-16-2025 AND AMM REV 14, 03-21-2025.