What was found
UPPER DECK LEFT EMERGENCY EXIT DOOR BATTERY CHECK LIGHT DOES NOT ILLUMINATE FOUND TEST SWITCH LIGHT BULBS OUT, REPLACED THE BULBS AND CHECKED NORMAL.
- Difficulty date
- July 10, 2017
- Submitted
- July 10, 2017
- Operation
- Air carrier
- Aircraft
- N181UA
- Make and model
- Boeing 747422
- Aircraft serial
- 25278
- Aircraft time
- 105,327 hours, 12,355 cycles
- System (JASC)
- 5220 · Emergency Exits
- Part
- Bulb
- Condition
- Inoperative
- Location
- Emergency Exit
- 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.