What was found
FO OXY MASK MIC HOWL BOTH SPEAKERS.(<P>REPLACED FO OXY MASK STOWAGE BOX AND TO OXY MASK MIKE CHECKED NORMAL PER AMM 35-11-18/401. </P>)
- Difficulty date
- October 3, 2023
- Submitted
- October 5, 2023
- Operation
- Air carrier
- Aircraft
- N777SA
- Make and model
- Boeing 777FZB
- Aircraft serial
- 37989
- Aircraft time
- 57,528 hours, 6,451 cycles
- System (JASC)
- 3510 · Crew Oxygen System
- Part
- Stowage Box
- Part number
- MXP4023
- Part serial
- SE40432
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.