SDR AALA202201287809

Service difficulty report · Pin · 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: Pin
Condition: Not Seated
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 5AC DID NOT RELEASE WHEN PERFORMING OPERATIONAL AND FUNCTIONAL CHECK. MAINTENANCE TROUBLESHOT O2 CONTAINER AT SEAT 5AC AND FOUND A PIN NOT SEATED CORRECTLY AT TERMINAL BLOCK 7309VT31 BLOCK 3B. RE-SEATED PIN ON BLOCK 3B AT 72309VT31 TERMINAL BLOCK PER TSM 35-23-00-810-807 AND AWM 23-73-29. PERFORMED SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCY OXYGEN CONTAINER PER AMM 35-23-00-710-001.