As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 5812 -DIV- TO LAS DUE TO LEFT DUCT LEAK EICAS MESSAGE AND INDICATION. CORRECTIVE ACTION: FOUND LEAK AT DUCT HOUSING ABOVE LOW LIMIT VALVE IN LEFT PACK BAY. REPLACED FORWARD SEAL. FORWARD LEFT PACK TO MEL 21-51-01. (5/22 SFO) R/R SEAL AT AFT HOUSING ABOVE LOW LEVEL VALVE, NO LEAKS NOTED. CONT ON MEL.