What was found
DURING CLIMB TO FL 380, AT ABOUT FL 360, L ENG BLEED OFF EICAS. PERFORMED QRH. REMOVED AND REPLACED THE LEFT PRSOV IAW AMM 36-11-09. OPS AND LEAK CHECKED GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING CLIMB TO FL 380, AT ABOUT FL 360, L ENG BLEED OFF EICAS. PERFORMED QRH. REMOVED AND REPLACED THE LEFT PRSOV IAW AMM 36-11-09. OPS AND LEAK CHECKED GOOD.