What was found
DURING EMERGENCY LIGHT TEST, 11WL (EPSU) EMERGENCY POWER SUPPLY UNIT FAULTED, REPLACED BATTERY AND TESTS OK.
- Difficulty date
- January 7, 2011
- Submitted
- January 11, 2011
- Operation
- Air carrier
- Aircraft
- N857NW
- Make and model
- Airbus A330223
- Aircraft serial
- 633
- Aircraft time
- 2,361 hours, 305 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Condition
- Faulted
- Location
- Emergency Light
- 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.