As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LOW PRESSS HYD A ENG1 IN FLT AT 67PERCENT THEN SLOWLY PRESS 20P ERC SLOWLY DEC TO 15 PERCNT FOUND LINE ON E1 EDP LOOSE. EDP REQUIRES REPLACMENT. REPLACED PER AMM 29-11-11. OPS CHECKS PENDING. REMOVED AND REPLACED ENGINE DRIVEN HYDRAULIC PUMP UP TO AND INCLUDING SUBTASK 29-11-11-020-036 STEP (8)(A)2). COMPLETED INSTALLATION OF #1 ENG EDP PER AMM TASK 29-11-11-400-801-001.OPS AND LEAK CHECK GOOD AT THIS TIME.