What was found
MKE - FLT 517 - DURING TAXI OUT CREW OXYGEN PRESSURE DROPPED FROM 1500 TO 1000 PSI. RESERVICED 0XYGEN, TIGHTENED FITTING ON OXYGEN REG/FE'S.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MKE - FLT 517 - DURING TAXI OUT CREW OXYGEN PRESSURE DROPPED FROM 1500 TO 1000 PSI. RESERVICED 0XYGEN, TIGHTENED FITTING ON OXYGEN REG/FE'S.