What was found
AIRCRAFT WAS GROUNDED: WHEN DESCENDING FROM FL340 TO FL320 AS THE THRUST WAS GRADUALLY REDUCED THE ENGINE 1 STALL ECAM CAME ON BRIEFLY AND CLEARED WITH NO UNUSUAL ENGINE INDICATIONS - WHEN THE THRUST ADVANCED FOR THE LEVEL OFF THE SAME ECAM CAME ON AGAIN BRIEFLY AND CLEARED WITH NO ABNORMAL ENGINE INDICATIONS - MAINTENANCE FOUND ENGINE 1 PB SENSE LINES LEAKING AND REPLACED THEM *AALA202609307554* - MAINTENANCE ALSO FOUND ENGINE 1 BLEED VALVE SOLENOID 7A LEAKING AND REPLACED IT *AALA202609308016* - A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO FAULTS NOTED