What was found
CAPTAIN'S O2 MASK DOES NOT TEST. WHEN OBS MASK TEST CAPTAIN'S MASK DOES PARTIAL TEST. FOUND CONTROL BOX LEAKING. REPLACED CAPT CONTROL BOX. NO REPEATS SINCE ORIGINAL.
- Difficulty date
- October 19, 2007
- Submitted
- October 26, 2007
- Operation
- Air carrier
- Aircraft
- N424UA
- Make and model
- Airbus A320232
- Aircraft serial
- 506
- Aircraft time
- 44,531 hours, 15,907 cycles
- Engine
- Iae V2527A5
- System (JASC)
- 3510 · Crew Oxygen System
- Part
- Oxygen Mask
- Condition
- No Test
- Location
- Cockpit
- 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.