What was found
TPA - A BATTERY FAULT LIGHT CAME ON FOR THE EMERGENCY LIGHTS SYSTEM. MAINTENANCE REPLACED THE BATTERY PACK IN THE FORWARD LEFT EMERGENCY POWER SUPPLY UNIT. OPERATIONALLY CHECKS OK.
- Difficulty date
- February 26, 2007
- Submitted
- February 28, 2007
- Operation
- Air carrier
- Aircraft
- N191UW
- Make and model
- Airbus A321211
- Aircraft serial
- 1447
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- 321431
- Condition
- Faulty
- Location
- Emergency Light
- 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.