What was found
DURING AN EMERGENCY LIGHTING FUNCTIONAL CHECK, R4 DOOR AND ROWS 20/30 FAILED TO ILLUMINATE. REPLACED BATTERY PACK AT BS 952. OPS CHECK GOOD. THE AIRCRAFT WAS NOT GROUNDED.
- Difficulty date
- March 23, 2017
- Submitted
- March 24, 2017
- Operation
- Air carrier
- Aircraft
- N891NN
- Make and model
- Boeing 737823
- Aircraft serial
- 33315
- Aircraft time
- 15,759 hours, 6,286 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- D71702001
- Part serial
- 7110
- Condition
- No Test
- 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.