What was found
ECAM IN-FLIGHT "HYD Y RESERVOIR LO LEVEL" RESERVOIR INDICATED NU FLUID QTY. FOUND DAMAGED PACKING ON UNION FITTING ABOVE NR 2 ENGINE HYD PRESSURE SWITCH. R & R PACKING IAW IAE CMM 29-11-49 AND IAE SPM 70-41-00 AND 70-45-00. CHECKED THE YELLO HYD SYSTEM AFTER POSSIBLE CAVITATION IAW AMM 29-00-00-280-006-A01. ALL 4 HYD FILTERS WERE INSPECTED. NO EVIDENCE OF METALIC DEBRIS IN ALL 4 HYD FILTERS. PERFORMED ENGINE IDLE LEAK CHECK IAW AMM 71-00-00. LEAK CHECK GOOD.