What was found
CAPTAIN'S O2 MASK DOES NOT TEST. SWAPPED CAPTAIN'S O2 BOX AND MASK WITH 1ST OBSERVER. FIRST OBSERVER'S SEAT AND ASSOCIATED EQUIPMENT INOP. REPLACED 1ST OBSERVER O2 MASK, TESTS NORMAL.
- Difficulty date
- October 10, 2009
- Submitted
- October 12, 2009
- Operation
- Air carrier
- Aircraft
- N576UA
- Make and model
- Boeing 757222
- Aircraft serial
- 26690
- Aircraft time
- 55,585 hours, 19,639 cycles
- Engine
- Pwa PW2037
- System (JASC)
- 3510 · Crew Oxygen System
- Part
- Oxygen Mask
- Part number
- MC1019151
- Part serial
- 415
- 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.