What was found
SEAT 6JK MASK DID NOT DROP DURING O2 MASK DROP TEST. FOUND RELEASE BUTTON NOT STRAIGHT. BOX ASSY OR MAINFOLD FOR T-S REQ'D. PRECAUTIONARY PAC ORDER PLACED FOR BOX ASSY P/N. REPLACED O2 BOX ROBBED FROM 8480.
- Difficulty date
- November 4, 2011
- Submitted
- November 10, 2011
- Operation
- Air carrier
- Aircraft
- N107UA
- Make and model
- Boeing 747422
- Aircraft serial
- 26900
- Aircraft time
- 54,769 hours, 6,573 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 3520 · Passenger Oxygen System
- Part
- Stowage Box
- Part number
- 417U30654332
- Condition
- Defective
- Location
- Cabin
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.