As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON PREDEPARTURE CHECK EICAS OXYGEN PRESS READS 40 PSI BOTTLE 1. ACTUAL READINGS BOTTLE #1 1850 PSI BOTTLE #2 1450 PSI. DEFERRED CREW BOTTLE #1 EICAS INDICATION IAW ABX MEL 35-11-2-1 VERIFIED O2 BOTTLES OPEN MX ACTIONS C/W, PLACARD INSTALLED. VERIFY PRESSURE ABOVE MINIMUM REQUIRED BEFORE EACH DEPARTURE. MBCB 08-10-2026. REMOVED AND REPLACED CONNECTOR D20378 PER SWPM 20-61-11, AND WDM 35-11-13. PERFORMED OPS CHECK OF #2 TRANSDUCER PER AMM 35-11-04. OPS CHECK GOOD AT THIS TIME. A/C RETURNED TO SERVICE.