What was found
AIRCRAFT N334QT, WHILE IN CRUISE ON THE BOG-SAP ROUTE, EXPERIENCED A HIGH ENGINE NO. 1 VIBRATION INDICATION. AS A PRECAUTIONARY MEASURE, THE FLIGHT CREW DECIDED TO DIVERT AND LAND AT SAL, EL SALVADOR. PERFORMED RELUBRICATION OF THE ENGINE LP COMPRESSOR BLADES AND CONDUCTED AN ENGINE VIBRATION SURVEY TEST. THE RESULTS WERE SATISFACTORY. MAINTENANCE REFERENCES: AIRBUS AMM SECTIONS: 72-31-41-000-801-A, 72-31-41-000-802-A, 72-31-41-300-802-A, 72-31-41-400-801-A, 72-31-41-400-802-A, 72-31-51-300-801-A, 72-35-41-000-801-A, 72-35-41-400-801-A, 77-00-00-810-122-A, 77-00-00-810-814-A, 79-00-00-200-805-A, 79-22-46-000-400-A, 79-22-46-000-811-A, 71-00-00-700-838-A.