What was found
DURING EMERGENCY LIGHT CHECK, FOUND EXTERIOR LEFT OVERWING LIGHT INOPERATIVE. ACFT GROUNDED. FOUND THE BATTERY PACK INOPERATIVE. REMOVED AND REPLACED THE BATTERY PACK IAW AMM 33-51-06. OPS CHECKED GOOD.
- Difficulty date
- February 7, 2018
- Submitted
- February 8, 2018
- Operation
- Air carrier
- Aircraft
- N644AS
- Make and model
- Boeing 737790
- Aircraft serial
- 30795
- Aircraft time
- 48,868 hours, 22,481 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- D71701100
- Condition
- Inoperative
- Location
- Emergency Lights
- 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.