What was found
DURING LINE CHECK, MAINTENANCE FOUND ZONE-D EMERGENCY ESCAPE PATH LIGHTING INOPERATIVE. REPLACED ZONE-D BATTERY PACK. OPERATIONAL CHECK NORMAL.
- Difficulty date
- April 17, 2001
- Submitted
- April 27, 2001
- Operation
- Air carrier
- Aircraft
- N626US
- Make and model
- Boeing 747251B
- Aircraft serial
- 21708
- Aircraft time
- 84,037 hours, 14,173 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- 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.