As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS - FOUND ENGINE 1 BLEED VALVE STUCK OPEN WHILE PERFORMING TC# A2022-17-08-PART09-LH ITEM 4 OPS CHECK OF DOSING SIGNAL TO ISO SOLENOID FROM BLEED/ FIRE PUSH BUTTON SWITCH. REMOVED ENG 1 BLEED VALVE PER AMM 36-11-52-000-804-A. INSTALLED BLEED VALVE ON #1 ENG PER AMM 36-11-52-400-804-A LEAK CK AND OPS CK GOOD OK FOR SVC.