SDR AALA202201281473

Service difficulty report · Oxygen Mask · Airbus A300*

Difficulty date: January 27, 2022
Submitted: January 28, 2022
Operation: Air carrier
Aircraft: N129AA
Make and model: Airbus A300*
Aircraft serial: 6401
Aircraft time: 23,568 hours, 6,779 cycles
System (JASC): 3520 · Passenger Oxygen System
Part: Oxygen Mask
Condition: Misinstalled
Location: Zone 200 - Fuse
Stage of operation: IN
How discovered: C
Nature of condition: L
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AIRCRAFT IN BASE MAINTENANCE: EMERGENCY OXYGEN CONTAINERS AT L1 DOOR FLIGHT ATTENDANT SEAT DID NOT RELEASE WHEN PERFORMING OPERATIONAL AND FUNCTIONAL CHECK. MAINTENANCE TROUBLESHOT L1 DOOR FLIGHT ATTENDANT SEAT EMERGENCY OXYGEN CONTAINER AND FOUND THAT THE MASK WERE NOT PACK CORRECTLY. RE-PACKED O2 MASKS AT L1 FLIGHT ATTENDANT SEAT AMM 35-21-41-400-001. PERFORMED SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCY OXYGEN CONTAINER PER AMM 35-23-00-710-001.