What was found
SHIP 3847 OBSERVERS O2 MASK NOT TRANSMITTING. CORECTIVE ACTION: R&R OBSERVER'S 02 MASK BOX IN REF WITH AMM 35-12. OPS CHECK GOOD. (5171500).
- Difficulty date
- January 1, 2019
- Submitted
- January 4, 2019
- Operation
- Air carrier
- Aircraft
- N847DN
- Make and model
- Boeing 737932ER
- Aircraft serial
- 31958
- Aircraft time
- 11,011 hours, 4,262 cycles
- System (JASC)
- 3510 · Crew Oxygen System
- Part
- Oxygen Box
- Condition
- Faulty
- Location
- Cockpit
- 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.