What was found
PHL - THE R4 DOOR EMERGENCY OPERATION CYLINDER PRESSURE LOW. SERVICED R4 DOOR EMERGENCY OPS CYL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PHL - THE R4 DOOR EMERGENCY OPERATION CYLINDER PRESSURE LOW. SERVICED R4 DOOR EMERGENCY OPS CYL.