What was found
UPPER DECK STAIRWAY AREA EMERGENCY LIGHTS QUICK DISCHARGED, EQUIP M5934, LOC STA 910 WL310 BL 93. REPLACED WITH SERVICEABLE BATTERY PACK EQUIP M5934 AND OP CHECKED NORMAL.
- Difficulty date
- March 4, 2009
- Submitted
- March 10, 2009
- Operation
- Air carrier
- Aircraft
- N128UA
- Make and model
- Boeing 747422
- Aircraft serial
- 30023
- Aircraft time
- 35,914 hours, 4,329 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- 582233
- Condition
- Discharged
- 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.