What was found
DURING OPERATIONAL CHECK OF THE FLIGHT CREW OXYGEN MASKS, TEST FAIL, F/O SIDE. F/O OXYGEN MASK WAS REMOVED AND REPLACED PER B737-900 AMM 35-12-85. OPS TEST OK.
- Difficulty date
- October 26, 2022
- Submitted
- October 31, 2022
- Operation
- Air carrier
- Aircraft
- N812DN
- Make and model
- Boeing 737932ER
- Aircraft serial
- 31923
- Aircraft time
- 28,957 hours, 11,011 cycles
- System (JASC)
- 3510 · Crew Oxygen System
- Part
- Oxygen Mask
- Part number
- MF4040001
- Part serial
- B096495
- Condition
- Failed
- Location
- First Officer'S
- Part time
- 21,459 hours, 8,530 cycles
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.