What was found
F/O?S O2 MASK STOWAGE BOX WILL NOT TEST. REPLACED FO'S O2 MASK/STOWAGE BOX PER AMM 35-11-51-4-98. TAG# 7G3378 FOR P/N MXP891-3, S/N SE47881. SYSTEM WILL NOT TAKE TAG #. OFF P/N MXP891-3, S/N SE37958.
- Difficulty date
- July 24, 2019
- Submitted
- July 25, 2019
- Operation
- Air carrier
- Aircraft
- N999FD
- Make and model
- Boeing 757230
- Aircraft serial
- 24748
- Aircraft time
- 68,168 hours, 26,437 cycles
- System (JASC)
- 3510 · Crew Oxygen System
- Part
- Stowage Box
- Part number
- MXP8913
- Part serial
- SE37958
- Condition
- Failed
- Location
- Cockpit
- Stage of operation
- UK
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.