What was found
FO O2 MASK VALVE SHUTTERS WHEN BREATHING IN.(<P>REMOVED AND REPLACED FO'S OXYGEN MASK IAW AMM 35-11-51. OPS CHECK GOOD AT THIS TIME. NO DEFECTS NOTED.</P>)
- Difficulty date
- March 12, 2020
- Submitted
- March 13, 2020
- Operation
- Air carrier
- Aircraft
- N1381A
- Make and model
- Boeing 767316
- Aircraft serial
- 27615
- Aircraft time
- 88,157 hours, 19,108 cycles
- System (JASC)
- 3510 · Crew Oxygen System
- Part
- Oxygen Mask
- Part number
- MC1008109
- Part serial
- SE78755
- Condition
- Defective
- Location
- Cockpit
- Stage of operation
- NR
- 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.