SDR UIEA2012062800291

Service difficulty report · Panel · Boeing 747446

Difficulty date: June 27, 2012
Submitted: June 28, 2012
Operation: Air carrier
Aircraft: N465MC
Make and model: Boeing 747446
Aircraft serial: 24784
Aircraft time: 7,442 hours, 1,448 cycles
System (JASC): 3520 · Passenger Oxygen System
Part: Panel
Condition: Inoperative
Location: Oxygen System
Stage of operation: IN
How discovered: V
Nature of condition: W
Precautionary procedure: K

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

What was found

WHILE ON GROUND, PRIOR TO DEPARTURE, CREW INADVERTENTLY DEPLOYED THE OXYGEN SYSTEM. MAINTENANCE SECURED ALL OXYGEN MASKS, RESET OXYGEN SYSTEM. UNABLE TO CLOSE SEATS 16DG & 60 DEG OXYGEN PANELS, PANELS SECURED AND SEATS BLOCKED ACCORDINGLY. OPEN