- Difficulty date
- October 29, 2020
- Submitted
- October 29, 2020
- Operation
- Air carrier
- Make and model
- Boeing 76736N
- Aircraft serial
- 30111
- Aircraft time
- 82,585 hours, 12,057 cycles
- Part
- Oxygen Mask
- Part number
- WC1008109
- Part serial
- 21800
- Condition
- Failed
- Location
- Captain'S
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CAPTAINS O2 MASK HARNESS BLOWN. SWAPPED LEFT MASK JUMPSEAT O2 MASK (S/N:105712) FOR BROKEN MASK (S/N:21800) AND PLACED ON DMI: 126891, IAW MEL 35-11-03-02A. LEFT MOST JUMPSEAT UNUSEABLE. REMOVED AND REPLACED LT SUPER NUMERARY (JUMPSEAT) CREW O2 MASK, IAW AMM 35-11-51. THIS CLEARS MDDR 136891. MCC NOTIFIED, PLACARD REMOVED. OPS CHECK GOOD. DISPATCH TJ 1545Z.