What was found
- ENG SPEED FOUND NO.2 LPT VIBRATION SUDDENLY INCREASED. TROUBLESHOOTING PERFORMED AS PER B767-300 FIM 71-05 FAULT TREE 810 REV 139. REMOVED AND REPLACED NO. 2 ENGINE PRV I-SEAL AS PER B767-300 AMM 36-11-18 REV 139. PERFORMED AMM BITE TEST AS PER B767-300 FIM 77-31 FAULT TREE 203. SWITCHED THE ELECTRICAL CONNECTOR TO ALTERNATE / EXTERNAL NO. 1 ACCELEROMETER AS PER B767-300 AMM 77-31-01 REV 139. WIRING CHECKED AS PER B767-300 WDM 77-31-11 REV 18. RECONNECTED THE CRF ACCELEROMETER ELECTRICAL CONNECTOR AND PERFORMED THE ENGINE IDLE TEST AS PER B767-300 AMM 71-00-00 REV 139 NO 2 ENGINE LPT VIBRATION WITHIN LIMITS