SDR DALA2026073004417

Service difficulty report · Oxygen Box · Airbus A319114

Difficulty date: July 18, 2026
Submitted: July 31, 2026
Operation: Air carrier
Aircraft: N333NB
Make and model: Airbus A319114
Aircraft serial: 1582
Aircraft time: 65,582 hours, 34,403 cycles
System (JASC): 3510 · Crew Oxygen System
Part: Oxygen Box
Condition: Inoperative
Location: Zone 200
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: K

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

What was found

OBSERVER SEAT INOP DUE TO O2 BOX WONT TEST. DEFERRED TO MEL 25-11-06C PLACARD INSTALLED NO (M) PROCEDURES. PERFORMED OPS TEST ON OXYGEN MASK. TEST GOOD. REPACKED OBSERVER O2 MASK. TESTED GOOD. REMOVED FROM MEL, PLACARD REMOVED, NO "M" PROCEDURES. ALL WORK DONE IAW AMM 35-12. (LP: 9087654, AIRCRAFT WAS GROUNDED)

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