What was found
DURING OVERNIGHT CHECK, BATTERY TEST FOUND 4 BATTERIES NOT RUNNING LONGER THAN TEN MINUTES. MAINTENANCE REMOVED AND REPLACED 4 EMERGENCY BATTERIES. OPERATIONAL CHECK GOOD AND AIRCRAFT HAS RETURNED TO SERVICE.
- Difficulty date
- September 28, 2007
- Submitted
- October 1, 2007
- Operation
- Air carrier
- Aircraft
- N590NW
- Make and model
- Boeing 757351
- Aircraft serial
- 32990
- Aircraft time
- 16,765 hours, 5,442 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Condition
- Inoperative
- Location
- Emergency Lights
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.