As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AUS) MAIN ENTRY DOOR EMERGENCY POWER RESERVOIR BOTTLE REQUISITIONED FROM STORES (WITH SERVICEABLE TAG) WAS EMPTY - INVESTIGATION FOUND THAT THERE WAS A LEAK FROM THE PRESSURE GAUGE ADAPTER - SUSPECT CAUSED BY DROPPING OR DAMAGING THE BOTTLE AND GAUGESOMEWHERE IN THE PERIOD FOLLOWING OVERHAUL AND BEFORE DELIVERY TOTHE AIRCRAFT