What was found
CREW REPORTED HYD G+Y LOW PRESSURE. A/C RETURNED TO STATION FOR INSP. A/C LANDED WITHOUT INCIDENT. MAINT TECHS VERIFIED HYD SYS & PERFORMED INSP ON AFT BLKHD AREA PER AMM & FOUND LEAD SOURCE ON YELLOW SYS FITTING AT REAR BULKHEAD, PART CRACKED. ELBOW FITTING REPLACED PER AMM & EO A320RP29-005/03 R1. PTU REPLACED PER AMM. HYD SYS TESTED PER AMM, DURING TESTS ECAM WARNING SYS SHOWED HYD LOW PRESS IND OF ENG PUMP NR 1. R & R LOW PRESS SWITCH ON ENG NR 1 PER AMM & PERFORMED A NEW TEST PER AMM. ALL SYSTEMS NORMAL. OVERWEIGHT LANDING REPORTED, DMU CARD VERIFIED & ALSO AIDS SYS REPORT 15. AIRCRAFT RETURNED TO NORMAL OPERATION.