What was found
EN ROUTE FROM PHX TO SFO AT FL 350 DURING MODERATE TURBULENCE ECAM INDICATED NR 2 ENG STALL & FLT ATTENDANT REPORTED HEARING A LOUD THUMP. PERFORMED FCOM 3 PROCEDURE, ENG OPS NORMAL, DID NOT DECLARE EMERGENCY. MAINT COMPLIED WITH AMM 72-22-49, EEC TEST & VISUAL INSPECTION OF INLET & EXHAUST, NO DEFECTS NOTED. PERFORMED T/S TASK 71-00-00-810-809, STEPS 4B(2) D, E, & I; FOUND 7TH STAGE BLEED VALVE INOPERATIVE. R & R 7TH STAGE BLEED VALVE IAW AMM 75-32-04, OPS CHECK GOOD. FUNCTIONAL CHECK OF 7TH STAGE BLEED VALVE CONFIRMED REASON FOR REMOVAL. DISASSEMBLY FOUND TRIPLE SEALS WORN & SCORED & SPLIT BUSH GOUGED BEYOND REPAIR. REPLACED TRIPLE SEALS & REPLACED SPLIT BUSH ASSEMBLY PER CMM 75-32-52.