What was found
CAPTAIN`S O2 MASK BROKEN AND UNUSABLE. RED SQUEEZE TOGGLE BROKEN OFF. O2 FLOW OFF WITH DOOR CLOSED. REPLACED MASK, ALL OPS OK.
- Difficulty date
- May 18, 2013
- Submitted
- July 12, 2013
- Operation
- Air carrier
- Aircraft
- N118UA
- Make and model
- Boeing 747422
- Aircraft serial
- 28811
- Aircraft time
- 57,316 hours, 6,799 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 3510 · Crew Oxygen System
- Part
- Oxygen Mask
- Part number
- MC1019151
- Part serial
- 989
- Condition
- Broken
- Location
- Cockpit
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.