What was found
DOOR 4L EXIT EMERGENCY SIGN IS INOPERATIVE. REPLACED DOOR 4L EXIT EMERGENCY SIGN, CHECKS NORMAL.
- Difficulty date
- November 20, 2011
- Submitted
- November 23, 2011
- Operation
- Air carrier
- Aircraft
- N105UA
- Make and model
- Boeing 747451
- Aircraft serial
- 26473
- Aircraft time
- 71,572 hours, 8,503 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Sign
- Part number
- 582011
- Condition
- Inoperative
- 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.