As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS - BTB- HYD G ENG 1 PUMP LO PR. REPLACED CONTACTS IN CONNECTOR 1074GK-A PER ESPM 20-44-13. REMOVED AND REPLACED ENG HYD PUMP SWITCH PER TSM 29-11-00-810-804-A AND AMM 29-11-17. LEAK CHECK GOOD. OPS CHECK GOOD. RAND ENG 1 3 TIMES WITH CREW. CYCLED #1 ENG HYD PUMP SEVERAL TIMES. OPS CHECK GOOD. OK FOR SVC.