What was found
AIRCRAFT WAS NOT GROUNDED. L4 DOOR EMERGENCY OPERATIONS CYLINDER PRESSURE LOW. NITROGEN SERVICE TO L4 DOOR EMERGENCY OPERATIONS CYLINDER PER AMM 52-10-00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS NOT GROUNDED. L4 DOOR EMERGENCY OPERATIONS CYLINDER PRESSURE LOW. NITROGEN SERVICE TO L4 DOOR EMERGENCY OPERATIONS CYLINDER PER AMM 52-10-00.